Ra Medical Systems, Inc. Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Cover
- Document and Entity Information
Financial Statements
Notes to Financial Statements
Accounting Policies
- Significant Accounting Policies (Policies)
Notes Tables
Notes Details

Stock-Based Compensation - Additional Information (Details)

v3.20.2

Stock-Based Compensation - Additional Information (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019	Dec. 31, 2019	Mar. 31, 2020
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Stock-based compensation			$ 2,080	$ 14,877
Weighted Average Remaining Life (in years)			1 year 4 months 24 days
Stock Options [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of shares granted under the plan			293,220
Weighted average exercise price of stock options			$ 1.23
Number of shares exercisable under the plan	1,540,320		1,540,320
Stock-based compensation	$ 100	$ 500	$ 200	$ 1,000
Unrecognized compensation expense for stock options issued	3,500		$ 3,500
Weighted Average Remaining Life (in years)			7 years 11 months 4 days		8 years 1 month 2 days
Restricted Stock Units (RSUs) [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Unrecognized compensation expense for stock options issued	$ 800		$ 800
Weighted-average recognized period			2 years 1 month 6 days
2020 Inducement Equity Incentive Plan (the "2020 plan") [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Common stocvk reserve for issuance						800,000
Number of shares granted under the plan			450,000
Weighted average exercise price of stock options			$ 1.02
Number of shares exercisable under the plan	28,125		28,125
2020 Inducement Equity Incentive Plan (the "2020 plan") [Member] \| Restricted Stock Awards (RSAs) [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Restricted stock awards granted			125,000
Restricted stock awards with grant date fair value			$ 100

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