Commitments, Contingencies and Subsequent Events (Details) - USD ($) $ / shares in Units, shares in Millions	May 05, 2021	Apr. 19, 2021	Apr. 06, 2021	Nov. 23, 2020	Nov. 19, 2020	Oct. 20, 2020	Sep. 11, 2017	Mar. 31, 2021	Dec. 31, 2020
Financial Condition and Liquidity [Abstract]
Working capital								$ 102,200,000	$ 105,200,000
Subsequent Event [Member]
Financial Condition and Liquidity [Abstract]
Net proceeds from initial public offering			$ 64,500,000
Legal proceedings [Abstract]
Other expense	$ 1,000,000
Subsequent Event [Member] | Enlightenment Capital Solutions Fund, II L.P. [Member]
Subsequent Events [Abstract]
Payments to repurchase shares and warrants		$ 28,100,000
Exchangeable Redeemable Preferred Stock [Member]
Financial Condition and Liquidity [Abstract]
Conversion of preferred stock to common stock				$ 108,900,000
Hamot [Member]
Legal proceedings [Abstract]
Litigation amount							$ 278,000
Legal fees and expenses						$ 2,540,000
IPO [Member]
Financial Condition and Liquidity [Abstract]
Net proceeds from initial public offering					$ 272,800,000
Number of shares issued (in shares)					17.2
Share price (in dollars per share)					$ 17.00
Repayment of senior term loan and subordinated debt					$ 21,000,000
IPO [Member] | Subsequent Event [Member]
Financial Condition and Liquidity [Abstract]
Number of shares issued (in shares)			9.1
Share price (in dollars per share)			$ 33.00
IPO [Member] | Exchangeable Redeemable Preferred Stock [Member]
Financial Condition and Liquidity [Abstract]
Conversion of preferred stock to common stock					108,900,000
IPO [Member] | Telos ID [Member] | Class B Common Stock [Member]
Financial Condition and Liquidity [Abstract]
Treasury stock repurchase					$ 30,000,000
Secondary Public Offering [Member] | Subsequent Event [Member]
Financial Condition and Liquidity [Abstract]
Number of shares issued (in shares)			7.0