Document and Entity Information	12 Months Ended
Document and Entity Information	Dec. 31, 2024
Document and Entity Information [Abstract]
Document Type	DEF 14A
Entity Registrant Name	GLAUKOS Corp
Entity Central Index Key	0001192448
Amendment Flag	false

Pay vs Performance Disclosure - USD ($)

12 Months Ended

Dec. 31, 2024

Dec. 31, 2023

Dec. 31, 2022

Dec. 31, 2021

Dec. 31, 2020

Pay vs Performance Disclosure

Pay vs Performance Disclosure, Table



									Value of Initial Fixed $100 Investment based on:							Company Selected Measure:


Year	Summary Compensation Table Total for CEO (b)		Compensation Actually Paid to CEO (c)		Average Summary Compensation Table Total for non-CEO Named Executive Officers (d)		Average Compensation Actually Paid to non-CEO Named Executive Officers (e)		Total Share- holder Return (f)		Peer Group Total Share- holder Return (g)		Net Income (in thousands) (h)			Net Sales (in thousands) (i)

2024	$	9,030,345	$	25,159,437	$	3,134,001	$	9,883,766	$	275.27	$	102.90	$	(146,372)	$	383,481
2023	$	8,654,684	$	22,347,663	$	3,035,069	$	7,714,100	$	145.93	$	99.53	$	(134,661)	$	314,711
2022	$	6,268,188	$	5,463,353	$	2,930,016	$	2,377,340	$	80.19	$	102.25	$	(99,195)	$	282,862
2021	$	7,260,144	$	(172,505)	$	2,196,905	$	496,378	$	81.59	$	138.98	$	(49,593)	$	294,011
2020	$	6,018,242	$	11,765,591	$	2,161,224	$	4,764,939	$	138.17	$	131.41	$	(120,348)	$	224,959

Column (b). Reflects compensation amounts reported in the “Summary Compensation Table” for our Chairman and CEO, Thomas W. Burns, for the respective years shown.

Column (c). “Compensation actually paid” to our CEO in each of 2024, 2023, 2022, 2021 and 2020 reflects the respective amounts set forth in column (b) of the table above, adjusted as set forth in the table below, as determined in accordance with SEC rules. The dollar amounts reflected in column (b) of the table above do not reflect the actual amount of compensation earned by or paid to our CEO during the applicable year. For information regarding the decisions made by our CNG Committee in regards to the CEO’s compensation for each fiscal year, please see the Compensation Discussion & Analysis sections of the proxy statements reporting pay for the fiscal years covered in the table above.



CEO – Thomas W. Burns – Equity Award Adjustment
Year	2024		2023		2022		2021		2020
Summary Compensation Table Total	$	9,030,345	$	8,654,684	$	6,268,188	$	7,260,144	$	6,018,242
(Minus): Grant Date Fair Value of Equity Awards Granted in Fiscal Year	$	(8,219,995)	$	(7,879,784)	$	(4,767,887)	$	(5,299,920)	$	(4,874,412)
(Minus): Change in Pension Value	$	0	$	0	$	0	$	0	$	0
Plus: Pension Service Cost and Associated Prior Service Cost	$	0	$	0	$	0	$	0	$	0
Plus: Fair Value at Fiscal Year End of Outstanding and Unvested Equity Awards Granted in the Fiscal Year	$	10,658,482	$	13,186,556	$	2,282,800	$	2,055,461	$	8,463,759
Plus/(Minus): Change in Fair Value of Outstanding and Unvested Equity Awards Granted in Prior Fiscal Years	$	11,370,354	$	7,429,276	$	329,529	$	(4,156,192)	$	1,958,656
Plus: Fair Value at Vesting of Equity Awards Granted and Vested in the Fiscal Year	$	0	$	0	$	0	$	0	$	0
Plus/(Minus): Change in Fair Value as of the Vesting Date of Equity Awards Granted in Prior Fiscal Years that Vested in the Fiscal Year	$	2,320,251	$	956,931	$	1,350,723	$	(31,998)	$	199,346
(Minus): Fair Value as of the Prior Fiscal Year End of Equity Awards Granted in Prior Fiscal Years that Failed to Meet Vesting Conditions in the Fiscal Year	$	0	$	0	$	0	$	0	$	0
Plus: Value of Dividends or Other Earnings Paid on Equity Awards Not Otherwise Reflected in Total Compensation	$	0	$	0	$	0	$	0	$	0
Compensation Actually Paid	$	25,159,437	$	22,347,663	$	5,463,353	$	(172,505)	$	11,765,591

Equity Valuations: Stock option grant date fair values are calculated based on the Black-Scholes option pricing model as of date of grant. Adjustments have been made using stock option fair values as of each measurement date using the stock price as of the measurement date and updated assumptions (i.e., term, volatility, dividend yield, risk free rates) as of the measurement date. Performance-based restricted share unit grant date fair values are calculated using the stock price as of date of grant assuming target performance. Adjustments have been made using the stock price and performance accrual modifier as of year end and as of the date of vest. Time-vested restricted share unit grant date fair values are calculated using the stock price as of date of grant. Adjustments have been made using the stock price as of year end and as of each date of vest.

Column (d). The following non-CEO named executive officers are included in the average figures shown:

2020: Joseph E. Gilliam, Chris M. Calcaterra

2021: Joseph E. Gilliam, Chris M. Calcaterra

2022: Joseph E. Gilliam, Alex R. Thurman, Tomas Navratil, Chris M. Calcaterra

2023: Joseph E. Gilliam, Alex R. Thurman, Tomas Navratil

Column (e). Average “compensation actually paid” for our non-CEO Named Executive Officers in each of 2024, 2023, 2022, 2021 and 2020 reflects the respective amounts set forth in column (d) of the table above, adjusted as set forth in the table below, as determined in accordance with SEC rules. The dollar amounts reflected in column (d) of the table above do not reflect the actual amount of compensation earned by or paid to our non-CEO Named Executive Officers during the applicable year. For information regarding the decisions made by our CNG Committee in regards to the non-CEO Named Executive Officers’ compensation for each fiscal year, please the Compensation Discussion and Analysis sections of the proxy statements reporting pay for the fiscal years covered in the table above.



Non-CEO Equity Award Adjustment
Year	2024		2023		2022		2021		2020
Summary Compensation Table Total	$	3,134,001	$	3,035,069	$	2,930,016	$	2,196,905	$	2,161,224
(Minus): Grant Date Fair Value of Equity Awards Granted in Fiscal Year	$	(2,301,685)	$	(2,146,240)	$	(2,362,978)	$	(1,199,996)	$	(1,595,473)
(Minus): Change in Pension Value	$	0	$	0	$	0	$	0	$	0
Plus: Pension Service Cost and Associated Prior Service Cost	$	0	$	0	$	0	$	0	$	0
Plus: Fair Value at Fiscal Year End of Outstanding and Unvested Equity Awards Granted in the Fiscal Year	$	2,789,624	$	3,565,429	$	1,477,439	$	861,492	$	3,347,859
Plus/(Minus): Change in Fair Value of Outstanding and Unvested Equity Awards Granted in Prior Fiscal Years	$	5,851,958	$	3,013,218	$	61,800	$	(1,490,771)	$	801,226
Plus: Fair Value at Vesting of Equity Awards Granted and Vested in the Fiscal Year	$	0	$	0	$	0	$	0	$	0
Plus/(Minus): Change in Fair Value as of the Vesting Date of Equity Awards Granted in Prior Fiscal Years that Vested in the Fiscal Year	$	409,867	$	246,624	$	271,063	$	128,748	$	50,103
(Minus): Fair Value as of the Prior Fiscal Year End of Equity Awards Granted in Prior Fiscal Years that Failed to Meet Vesting Conditions in the Fiscal Year	$	0	$	0	$	0	$	0	$	0
Plus: Value of Dividends or Other Earnings Paid on Equity Awards Not Otherwise Reflected in Total Compensation	$	0	$	0	$	0	$	0	$	0
Compensation Actually Paid	$	9,883,766	$	7,714,100	$	2,377,340	$	496,378	$	4,764,939

Equity Valuations: Stock option grant date fair values are calculated based on the Black-Scholes option pricing model as of date of grant. Adjustments have been made using stock option fair values as of each measurement date using the stock price as of the measurement date and updated assumptions (i.e., term, volatility, dividend yield, risk free rates) as of the measurement date. Performance-based restricted share unit grant date fair values are calculated using the stock price as of date of grant assuming target performance. Adjustments have been made using the stock price and performance accrual modifier as of year end and as of the date of vest. Time-based restricted share unit grant date fair values are calculated using the stock price as of date of grant. Adjustments have been made using the stock price as of year end and as of each date of vest. The aggregate change in actuarial present value of accumulated benefit under pension plans reflects the amount reported for the applicable year in the Summary Compensation Table.

Column (f). For the relevant fiscal year, represents the cumulative total shareholder return (TSR) of Glaukos Corporation for the measurement periods ending on December 31 of each of 2024, 2023, 2022, 2021 and 2020, respectively.

Column (g): For the relevant fiscal year, represents the cumulative TSR of the S&P 600 Health Care Sector Index ("Peer Group TSR") for the measurement periods ending on December 31 of each of 2024, 2023, 2022, 2021 and 2020, respectively.

Column (h): Reflects “Net Income” in the Company’s Consolidated Income Statements included in the Company’s Annual Reports on Form 10-K for each of the years ended December 31, 2024, 2023, 2022, 2021 and 2020.

Column (i): Company-selected Measure is annual “Net Sales” in the Company’s Consolidated Income Statements included in the Company’s Annual Reports on Form 10-K for each of the years ended December 31, 2024, 2023, 2022, 2021 and 2020.

Company Selected Measure Name

Net Sales

Named Executive Officers, Footnote

Column (b). Reflects compensation amounts reported in the “Summary Compensation Table” for our Chairman and CEO, Thomas W. Burns, for the respective years shown.

Column (d). The following non-CEO named executive officers are included in the average figures shown:

2020: Joseph E. Gilliam, Chris M. Calcaterra

2021: Joseph E. Gilliam, Chris M. Calcaterra

2022: Joseph E. Gilliam, Alex R. Thurman, Tomas Navratil, Chris M. Calcaterra

2023: Joseph E. Gilliam, Alex R. Thurman, Tomas Navratil

Peer Group Issuers, Footnote

PEO Total Compensation Amount

$ 9,030,345

$ 8,654,684

$ 6,268,188

$ 7,260,144

$ 6,018,242

PEO Actually Paid Compensation Amount

$ 25,159,437

22,347,663

5,463,353

(172,505)

11,765,591

Adjustment To PEO Compensation, Footnote



CEO – Thomas W. Burns – Equity Award Adjustment
Year	2024		2023		2022		2021		2020
Summary Compensation Table Total	$	9,030,345	$	8,654,684	$	6,268,188	$	7,260,144	$	6,018,242
(Minus): Grant Date Fair Value of Equity Awards Granted in Fiscal Year	$	(8,219,995)	$	(7,879,784)	$	(4,767,887)	$	(5,299,920)	$	(4,874,412)
(Minus): Change in Pension Value	$	0	$	0	$	0	$	0	$	0
Plus: Pension Service Cost and Associated Prior Service Cost	$	0	$	0	$	0	$	0	$	0
Plus: Fair Value at Fiscal Year End of Outstanding and Unvested Equity Awards Granted in the Fiscal Year	$	10,658,482	$	13,186,556	$	2,282,800	$	2,055,461	$	8,463,759
Plus/(Minus): Change in Fair Value of Outstanding and Unvested Equity Awards Granted in Prior Fiscal Years	$	11,370,354	$	7,429,276	$	329,529	$	(4,156,192)	$	1,958,656
Plus: Fair Value at Vesting of Equity Awards Granted and Vested in the Fiscal Year	$	0	$	0	$	0	$	0	$	0
Plus/(Minus): Change in Fair Value as of the Vesting Date of Equity Awards Granted in Prior Fiscal Years that Vested in the Fiscal Year	$	2,320,251	$	956,931	$	1,350,723	$	(31,998)	$	199,346
(Minus): Fair Value as of the Prior Fiscal Year End of Equity Awards Granted in Prior Fiscal Years that Failed to Meet Vesting Conditions in the Fiscal Year	$	0	$	0	$	0	$	0	$	0
Plus: Value of Dividends or Other Earnings Paid on Equity Awards Not Otherwise Reflected in Total Compensation	$	0	$	0	$	0	$	0	$	0
Compensation Actually Paid	$	25,159,437	$	22,347,663	$	5,463,353	$	(172,505)	$	11,765,591

Non-PEO NEO Average Total Compensation Amount

$ 3,134,001

3,035,069

2,930,016

2,196,905

2,161,224

Non-PEO NEO Average Compensation Actually Paid Amount

$ 9,883,766

7,714,100

2,377,340

496,378

4,764,939

Adjustment to Non-PEO NEO Compensation Footnote



Non-CEO Equity Award Adjustment
Year	2024		2023		2022		2021		2020
Summary Compensation Table Total	$	3,134,001	$	3,035,069	$	2,930,016	$	2,196,905	$	2,161,224
(Minus): Grant Date Fair Value of Equity Awards Granted in Fiscal Year	$	(2,301,685)	$	(2,146,240)	$	(2,362,978)	$	(1,199,996)	$	(1,595,473)
(Minus): Change in Pension Value	$	0	$	0	$	0	$	0	$	0
Plus: Pension Service Cost and Associated Prior Service Cost	$	0	$	0	$	0	$	0	$	0
Plus: Fair Value at Fiscal Year End of Outstanding and Unvested Equity Awards Granted in the Fiscal Year	$	2,789,624	$	3,565,429	$	1,477,439	$	861,492	$	3,347,859
Plus/(Minus): Change in Fair Value of Outstanding and Unvested Equity Awards Granted in Prior Fiscal Years	$	5,851,958	$	3,013,218	$	61,800	$	(1,490,771)	$	801,226
Plus: Fair Value at Vesting of Equity Awards Granted and Vested in the Fiscal Year	$	0	$	0	$	0	$	0	$	0
Plus/(Minus): Change in Fair Value as of the Vesting Date of Equity Awards Granted in Prior Fiscal Years that Vested in the Fiscal Year	$	409,867	$	246,624	$	271,063	$	128,748	$	50,103
(Minus): Fair Value as of the Prior Fiscal Year End of Equity Awards Granted in Prior Fiscal Years that Failed to Meet Vesting Conditions in the Fiscal Year	$	0	$	0	$	0	$	0	$	0
Plus: Value of Dividends or Other Earnings Paid on Equity Awards Not Otherwise Reflected in Total Compensation	$	0	$	0	$	0	$	0	$	0
Compensation Actually Paid	$	9,883,766	$	7,714,100	$	2,377,340	$	496,378	$	4,764,939

Equity Valuations: Stock option grant date fair values are calculated based on the Black-Scholes option pricing model as of date of grant. Adjustments have been made using stock option fair values as of each measurement date using the stock price as of the measurement date and updated assumptions (i.e., term, volatility, dividend yield, risk free rates) as of the measurement date. Performance-based restricted share unit grant date fair values are calculated using the stock price as of date of grant assuming target performance. Adjustments have been made using the stock price and performance accrual modifier as of year end and as of the date of vest. Time-based restricted share unit grant date fair values are calculated using the stock price as of date of grant. Adjustments have been made using the stock price as of year end and as of each date of vest. The aggregate change in actuarial present value of accumulated benefit under pension plans reflects the amount reported for the applicable year in the Summary Compensation Table.

Compensation Actually Paid vs. Total Shareholder Return

Compensation Actually Paid vs. Net Income

Compensation Actually Paid vs. Company Selected Measure

Total Shareholder Return Vs Peer Group

Tabular List, Table

Financial Performance Measures. Listed below are the financial and non-financial performance measures which in our assessment represent the most important financial performance measures we use to link compensation actually paid to our Named Executive Officers, for 2024, to Company performance.

● Net Sales:	Financial Measure
● Operating Expenses:	Financial Measure
● Pipeline Product Development:	Non-Financial Measure

Total Shareholder Return Amount

$ 275.27

145.93

80.19

81.59

138.17

Peer Group Total Shareholder Return Amount

102.9

99.53

102.25

138.98

131.41

Net Income (Loss)

$ (146,372,000)

$ (134,661,000)

$ (99,195,000)

$ (49,593,000)

$ (120,348,000)

Company Selected Measure Amount

383,481,000

314,711,000

282,862,000

294,011,000

224,959,000

PEO Name

Thomas W. Burns

Measure:: 1

Pay vs Performance Disclosure

Name

Net Sales

Non-GAAP Measure Description

Measure:: 2

Pay vs Performance Disclosure

Name

Operating Expenses

Measure:: 3

Pay vs Performance Disclosure

Name

Pipeline Product Development

PEO | Pension Adjustments Service Cost

Pay vs Performance Disclosure

Adjustment to Compensation, Amount

$ 0

PEO | Pension Adjustments Prior Service Cost

Pay vs Performance Disclosure

Adjustment to Compensation, Amount

PEO | Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table

Pay vs Performance Disclosure

Adjustment to Compensation, Amount

(8,219,995)

(7,879,784)

(4,767,887)

(5,299,920)

(4,874,412)

PEO | Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested

Pay vs Performance Disclosure

Adjustment to Compensation, Amount

10,658,482

13,186,556

2,282,800

2,055,461

8,463,759

PEO | Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested

Pay vs Performance Disclosure

Adjustment to Compensation, Amount

11,370,354

7,429,276

329,529

(4,156,192)

1,958,656

PEO | Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year

Pay vs Performance Disclosure

Adjustment to Compensation, Amount

PEO | Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year

Pay vs Performance Disclosure

Adjustment to Compensation, Amount

2,320,251

956,931

1,350,723

(31,998)

199,346

PEO | Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year

Pay vs Performance Disclosure

Adjustment to Compensation, Amount

PEO | Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year

Pay vs Performance Disclosure

Adjustment to Compensation, Amount

Non-PEO NEO | Pension Adjustments Service Cost

Pay vs Performance Disclosure

Adjustment to Compensation, Amount

Non-PEO NEO | Pension Adjustments Prior Service Cost

Pay vs Performance Disclosure

Adjustment to Compensation, Amount

Non-PEO NEO | Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table

Pay vs Performance Disclosure

Adjustment to Compensation, Amount

(2,301,685)

(2,146,240)

(2,362,978)

(1,199,996)

(1,595,473)

Non-PEO NEO | Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested

Pay vs Performance Disclosure

Adjustment to Compensation, Amount

2,789,624

3,565,429

1,477,439

861,492

3,347,859

Non-PEO NEO | Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested

Pay vs Performance Disclosure

Adjustment to Compensation, Amount

5,851,958

3,013,218

61,800

(1,490,771)

801,226

Non-PEO NEO | Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year

Pay vs Performance Disclosure

Adjustment to Compensation, Amount

Non-PEO NEO | Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year

Pay vs Performance Disclosure

Adjustment to Compensation, Amount

409,867

246,624

271,063

128,748

50,103

Non-PEO NEO | Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year

Pay vs Performance Disclosure

Adjustment to Compensation, Amount

Non-PEO NEO | Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year

Pay vs Performance Disclosure

Adjustment to Compensation, Amount

$ 0

Award Timing Disclosure	12 Months Ended
Award Timing Disclosure	Dec. 31, 2024
Award Timing Disclosures [Line Items]
Award Timing MNPI Disclosure	We grant equity awards on an annual basis and may grant equity awards on a discretionary basis in connection with certain events such as the commencement of employment or promotion. As discussed above, currently, we primarily grant RSUs and PRSUs, although we grant options to non-employee directors and provide our senior leaders, including our NEOs, the opportunity to convert certain portions of their RSUs into stock options. We do not have a formal policy regarding the timing of awards of options in relation to our disclosure of material nonpublic information. However, the CNG Committee does not grant option awards in anticipation of the release of material nonpublic information, and we do not time the release of material nonpublic information for the purpose of affecting the value of executive compensation
Award Timing Method	We do not have a formal policy regarding the timing of awards of options in relation to our disclosure of material nonpublic information.
Award Timing Predetermined	false
Award Timing MNPI Considered	false
Award Timing, How MNPI Considered	However, the CNG Committee does not grant option awards in anticipation of the release of material nonpublic information, and we do not time the release of material nonpublic information for the purpose of affecting the value of executive compensation
MNPI Disclosure Timed for Compensation Value	false

Insider Trading Policies and Procedures	12 Months Ended
Insider Trading Policies and Procedures	Dec. 31, 2024
Insider Trading Policies and Procedures [Line Items]
Insider Trading Policies and Procedures Adopted	true