0001397702-24-000024 | DEF 14A | XBRL Viewer

Label	Element	Value
Measure [Axis]: 3
Measure Name	ecd_MeasureName	Operating Expenses as a % of Plan
Measure [Axis]: 1
Measure Name	ecd_MeasureName	Revenue
Measure [Axis]: 2
Measure Name	ecd_MeasureName	Gross Margin

Cover Page	12 Months Ended
Dec. 31, 2023
Cover [Abstract]
Document Type	DEF 14A
Entity Registrant Name	SILK ROAD MEDICAL, INC.
Entity Central Index Key	0001397702
Amendment Flag	false

Pay vs Performance Disclosure - USD ($)

2 Months Ended

10 Months Ended

12 Months Ended

Dec. 31, 2023

Nov. 01, 2023

Dec. 31, 2023

Dec. 31, 2022

Dec. 31, 2021

Dec. 31, 2020

Pay vs Performance Disclosure [Line Items]

Pay vs Performance [Table Text Block]


					Average Summary	Average	Value of Initial Fixed $100 Investment Based On:
Year	Summary Compensation Table Total for PEO 1⁽¹⁾ ($)	Summary Compensation Table Total for PEO 2⁽¹⁾ ($)	Compensation Actually Paid to PEO 1⁽¹⁾⁽²⁾ ($)	Compensation Actually Paid to PEO 2⁽¹⁾⁽²⁾ ($)	Compensation Table Total for Non-PEO Named Executive Officers⁽³⁾ ($)	Compensation Actually Paid to Non-PEO Named Executive Officers⁽²⁾⁽³⁾ ($)	Total Stockholder Return⁽⁴⁾ ($)	Peer Group Total Stockholder Return⁽⁴⁾ ($)	Net Income (Loss)⁽⁵⁾ ($)	Revenue⁽⁶⁾ ($)
2023	13,423,834	8,159,904	18,785,682	(16,110,382)	4,273,130	(3,036,338)	30	129	(55.7) mil.	177.1 mil.
2022	N/A	15,277,073	N/A	22,207,540	5,333,659	6,659,604	131	124	(55.0) mil.	138.6 mil.
2021	N/A	3,315,913	N/A	(1,634,263)	2,301,706	(61,260)	106	153	(49.8) mil.	101.5 mil.
2020	N/A	2,157,780	N/A	11,624,424	2,203,657	4,396,738	156	123	(47.4) mil.	75.2 mil.

________________________

(1)Our PEOs for 2023 were Chas S. McKhann for the period from November 2, 2023 to December 31, 2023, who we refer to as PEO 1, and Erica J. Rogers for the period from January 1, 2023 to November 2, 2023, who we refer to as PEO 2. Our PEO for each of 2022, 2021 and 2020 was Ms. Rogers.

(2)The amounts reported in this column were computed in accordance with Item 402(v) of SEC Regulation S-K, as described in more detail below under “—Calculation of Compensation Actually Paid”. The dollar amounts do not reflect the actual amount of compensation earned or paid to our PEO 1, PEO 2 or non-PEO named executive officers during the applicable year.

(3)Our non-PEO named executive officers were Lucas W. Buchanan, Andrew S. Davis, Kevin M. Klemz and Richard M. Ruedy for 2023 and 2022, and were Mr. Buchanan, Mr. Davis and Mr. Ruedy for 2021 and 2020.

(4)Total stockholder return is calculated by assuming that a $100 investment was made at the close of trading on December 31, 2019 and reinvesting all dividends until the last day of each reported fiscal year. The total stockholder return of our peer group is based on the Nasdaq US Benchmark Medical Equipment Index, as used in our stock performance graph included in our annual report on Form 10-K.

(5)The amounts reported are our net loss as calculated in accordance with GAAP and as reflected in our audited financial statements for each of the years indicated.

(6)Our Company-selected measure is revenue, as calculated in accordance with GAAP and as reflected in our audited financial statements for each of the years indicated.

Non-PEO NEO Average Total Compensation Amount

$ 4,273,130

$ 5,333,659

$ 2,301,706

$ 2,203,657

Non-PEO NEO Average Compensation Actually Paid Amount

(3,036,338)

6,659,604

(61,260)

4,396,738

Total Shareholder Return Amount

131

106

156

Peer Group Total Shareholder Return Amount

129

124

153

123

Net Income (Loss)

$ (55,700,000)

$ (55,000,000.0)

$ (49,800,000)

$ (47,400,000)

Company Selected Measure Amount

177,100,000

138,600,000

101,500,000

75,200,000

Named Executive Officers, Footnote [Text Block]

Our PEOs for 2023 were Chas S. McKhann for the period from November 2, 2023 to December 31, 2023, who we refer to as PEO 1, and Erica J. Rogers for the period from January 1, 2023 to November 2, 2023, who we refer to as PEO 2. Our PEO for each of 2022, 2021 and 2020 was Ms. Rogers.

PEO Name

Chas S. McKhann

Erica J. Rogers

Ms. Rogers

Company Selected Measure Name

revenue

Adjustment To PEO Compensation, Footnote [Text Block]

Compensation Actually Paid to PEO 1

To determine the amounts in the “Compensation Actually Paid to PEO 1” column, the following adjustments were made to PEO 1’s total compensation as reported in the Summary Compensation Table:


Year	SCT Total for PEO 1 ($)	SCT Reported Equity Award Value for PEO 1 ($)	Equity Award Adjustments for PEO 1⁽¹⁾ ($)	Change in the Actuarial Present Value of Pension Benefits for PEO 1 ($)	Pension Benefit Adjustments for PEO 1 ($)	Compensation Actually Paid to PEO 1 ($)
2023	13,423,834	13,123,059	18,484,907	0	0	18,785,682
2022	N/A	N/A	N/A	N/A	N/A	N/A
2021	N/A	N/A	N/A	N/A	N/A	N/A
2020	N/A	N/A	N/A	N/A	N/A	N/A

(1) Represents the year-over-year change in the fair value of equity awards provided to PEO 1 as summarized below.


Year	Year End Fair Value of Unvested Equity Awards Granted in the Year ($)	Year over Year Change in Fair Value of Outstanding Unvested Equity Awards Granted in Prior Years ($)	Fair Value as of Vesting Date of Equity Awards Granted and Vested in the Year ($)	Year over Year Change in Fair Value of Equity Awards Granted in Prior Years that Vested in the Year ($)	Fair Value at the End of the Prior Year of Equity Awards that Failed to Meet Vesting Conditions in the Year ($)	Value of Dividends or other Earnings Paid on Equity Awards not Otherwise Reflected in Fair Value or Total Compensation ($)	Total Equity Award Adjustments ($)
2023	18,484,907	0	0	0	0	0	18,484,907
2022	N/A	N/A	N/A	N/A	N/A	N/A	N/A
2021	N/A	N/A	N/A	N/A	N/A	N/A	N/A
2020	N/A	N/A	N/A	N/A	N/A	N/A	N/A

In the table above, the equity values are computed in accordance with the methodologies used for financial reporting purposes, reflecting updated economic assumptions as of the valuation dates.

Compensation Actually Paid to PEO 2

To determine the amounts in the “Compensation Actually Paid to PEO 2” column, the following adjustments were made to PEO 2’s total compensation as reported in the Summary Compensation Table:


Year	SCT Total for PEO 2 ($)	SCT Reported Equity Award Value for PEO 2 ($)	Equity Award Adjustments for PEO 2⁽¹⁾ ($)	Change in the Actuarial Present Value of Pension Benefits for PEO 2 ($)	Pension Benefit Adjustments for PEO 2 ($)	Compensation Actually Paid to PEO 2 ($)
2023	8,159,904	6,855,230	(17,415,056)	0	0	(16,110,382)
2022	15,277,073	14,110,692	21,041,159	0	0	22,207,540
2021	3,315,913	2,328,629	(2,621,547)	0	0	(1,634,263)
2020	2,157,780	1,660,655	11,127,299	0	0	11,624,424

(1) Represents the year-over-year change in the fair value of equity awards provided to the PEO as summarized below:


Year	Year End Fair Value of Unvested Equity Awards Granted in the Year ($)	Year over Year Change in Fair Value of Outstanding Unvested Equity Awards Granted in Prior Years ($)	Fair Value as of Vesting Date of Equity Awards Granted and Vested in the Year ($)	Year over Year Change in Fair Value of Equity Awards Granted in Prior Years that Vested in the Year ($)	Fair Value at the End of the Prior Year of Equity Awards that Failed to Meet Vesting Conditions in the Year ($)	Value of Dividends or other Earnings Paid on Equity Awards not Otherwise Reflected in Fair Value or Total Compensation ($)	Total Equity Award Adjustments ($)
2023	0	(4,656,789)	84,820	(3,572,166)	(9,270,921)	0	(17,415,056)
2022	18,889,848	1,076,522	1,129,846	(55,057)	0	0	21,041,159
2021	1,574,220	(2,816,101)	213,631	(1,593,297)	0	0	(2,621,547)
2020	3,778,600	5,648,095	473,269	1,227,335	0	0	11,127,299

In the table above, the equity values are computed in accordance with the methodologies used for financial reporting purposes, reflecting updated economic assumptions as of the valuation dates.

Adjustment to Non-PEO NEO Compensation Footnote [Text Block]

Average Compensation Actually Paid to Non-PEO Named Executive Officers

To determine the amounts in the “Average Compensation Actually Paid to Non-PEO Named Executive Officers” column, the following adjustments were made to the average total compensation of the non-PEO named executive officers as reported in the Summary Compensation Table:


Year	Average SCT Total for Non-PEO NEOs ($)	Average SCT Reported Equity Award Value for Non-PEO NEOs ($)	Average Equity Award Adjustments for Non-PEO NEOs⁽¹⁾ ($)	Average Change in the Actuarial Present Value of Pension Benefits for Non-PEO NEOs ($)	Average Pension Benefit Adjustments for Non PEO-NEOs ($)	Average Compensation Actually Paid to Non-PEO NEOs ($)
2023	4,273,130	3,479,582	(3,829,886)	0	0	(3,036,338)
2022	5,333,659	4,677,208	6,003,153	0	0	6,659,604
2021	2,301,706	1,629,315	(733,650)	0	0	(61,260)
2020	2,203,657	1,603,546	3,796,627	0	0	4,396,738

(1)Represents the average of the year-over-year change in the fair value of equity awards to our Non-PEO NEOs as summarized below:


Year	Year End Fair Value of Unvested Equity Awards Granted in the Year ($)	Year over Year Change in Fair Value of Outstanding Unvested Equity Awards Granted in Prior Years ($)	Fair Value as of Vesting Date of Equity Awards Granted and Vested in the Year ($)	Year over Year Change in Fair Value of Equity Awards Granted in Prior Years that Vested in the Year ($)	Fair Value at the End of the Prior Year of Equity Awards that Failed to Meet Vesting Conditions in the Year ($)	Value of Dividends or other Earnings Paid on Equity Awards not Otherwise Reflected in Fair Value or Total Compensation ($)	Total Equity Award Adjustments ($)
2023	1,716,178	(4,862,861)	0	(683,203)	0	0	(3,829,886)
2022	5,447,237	388,483	161,455	5,978	0	0	6,003,153
2021	668,705	(898,695)	88,365	(592,025)	0	0	(733,650)
2020	1,806,424	1,584,081	169,781	236,341	0	0	3,796,627