Subsequent Events (Details) - USD ($)				3 Months Ended		12 Months Ended
	Feb. 24, 2021	Feb. 18, 2021	Feb. 12, 2021	Mar. 31, 2021	Mar. 25, 2021	Dec. 31, 2020	Dec. 31, 2019	Nov. 30, 2018
Revolving Loan
Subsequent Event [Line Items]
Line of credit facility, maximum borrowing capacity								$ 25,000,000.0
Public Warrants
Subsequent Event [Line Items]
Number of warrants per each share of common stock (in shares)						0.50	0.50
Class of warrant or right, rights for half share (usd per share)						$ 5.75	$ 5.75
Warrant exercise price (in usd per share)						$ 11.50	$ 11.50
Additional Merger Warrants
Subsequent Event [Line Items]
Number of warrants per each share of common stock (in shares)						1	1
Warrant exercise price (in usd per share)						$ 11.50	$ 11.50
Merger Warrants
Subsequent Event [Line Items]
Number of warrants per each share of common stock (in shares)						1	1
Warrant exercise price (in usd per share)						$ 12.50	$ 12.50
Sponsor Warrants
Subsequent Event [Line Items]
Number of warrants per each share of common stock (in shares)						0.50	0.50
Class of warrant or right, rights for half share (usd per share)						$ 5.75	$ 5.75
Warrant exercise price (in usd per share)						$ 11.50	$ 11.50
$15 Exercise Price Warrants
Subsequent Event [Line Items]
Number of warrants per each share of common stock (in shares)						1	1
Warrant exercise price (in usd per share)						$ 15.00
Refinancing Term Loan 2019
Subsequent Event [Line Items]
Collateral coverage amount						$ 37,900,000
Long-term debt						39,000,000
Debt outstanding balance in excess of collateral coverage amount						$ 1,100,000
Service-Based RSUs
Subsequent Event [Line Items]
Number of awards granted (in shares)						178,633	268,851
PRSUs
Subsequent Event [Line Items]
Number of awards granted (in shares)						96,500	6,000
Restated 2016 Plan | PRSUs
Subsequent Event [Line Items]
Number of awards granted (in shares)						96,500	6,000
Subsequent Event | Term Loan
Subsequent Event [Line Items]
Debt issued	$ 30,000,000.0
Debt installment payments	$ 500,000
Subsequent Event | Term Loan | LIBOR Rate
Subsequent Event [Line Items]
Basis spread over variable rate percentage	4.00%
Variable rate step-down adjustment	0.0050
Subsequent Event | Term Loan | Base Rate
Subsequent Event [Line Items]
Basis spread over variable rate percentage	1.00%
Variable rate step-down adjustment	0.0075
Subsequent Event | Revolving Loan
Subsequent Event [Line Items]
Line of credit facility, maximum borrowing capacity	$ 25,000,000.0
Subsequent Event | Revolving Loan | LIBOR Rate
Subsequent Event [Line Items]
Basis spread over variable rate percentage	3.50%
Subsequent Event | Revolving Loan | Base Rate
Subsequent Event [Line Items]
Basis spread over variable rate percentage	0.50%
Variable rate step-down adjustment	0.0050
Subsequent Event | Sublimit for Letters of Credit
Subsequent Event [Line Items]
Line of credit facility, maximum borrowing capacity	$ 5,000,000.0
Subsequent Event | Offering
Subsequent Event [Line Items]
Number of shares sold (in shares)			1,783,500
Stock sale price (in usd per share)			$ 12.00
Proceeds from sale of shares, net of underwriters discounts and commissions			$ 20,000,000.0
Subsequent Event | Over-Allotment
Subsequent Event [Line Items]
Number of shares sold (in shares)			267,525
Stock sale price (in usd per share)			$ 11.28
Period to purchase additional shares			30 days
Proceeds from sale of shares, net of underwriters discounts and commissions		$ 3,000,000.0
Subsequent Event | Public Warrants
Subsequent Event [Line Items]
Proceeds from warrant exercised					$ 2,000,000.0
Number of warrants exercised (in shares)					319,562
Number of warrants per each share of common stock (in shares)					0.50
Class of warrant or right, rights for half share (usd per share)					$ 5.75
Warrant exercise price (in usd per share)					$ 11.50
Subsequent Event | Public Warrants | Common Stock
Subsequent Event [Line Items]
Number of stock issued (in shares)					159,781
Subsequent Event | Additional Merger Warrants
Subsequent Event [Line Items]
Number of warrants exercised (in shares)					11,612
Number of warrants per each share of common stock (in shares)					1
Warrant exercise price (in usd per share)					$ 11.50
Subsequent Event | Additional Merger Warrants | Common Stock
Subsequent Event [Line Items]
Number of stock issued (in shares)					11,612
Subsequent Event | Merger Warrants
Subsequent Event [Line Items]
Number of warrants exercised (in shares)					1,476
Number of warrants per each share of common stock (in shares)					1
Warrant exercise price (in usd per share)					$ 12.50
Subsequent Event | Merger Warrants | Common Stock
Subsequent Event [Line Items]
Number of stock issued (in shares)					1,476
Subsequent Event | Sponsor Warrants
Subsequent Event [Line Items]
Number of warrants exercised (in shares)					0
Subsequent Event | $15 Exercise Price Warrants
Subsequent Event [Line Items]
Number of warrants exercised (in shares)					0
Warrant exercise price (in usd per share)					$ 15
Subsequent Event | Minimum | Term Loan | LIBOR Rate
Subsequent Event [Line Items]
Basis spread over variable rate percentage	0.25%
Subsequent Event | Minimum | Term Loan | Base Rate
Subsequent Event [Line Items]
Basis spread over variable rate percentage	3.00%
Subsequent Event | Minimum | Revolving Loan | LIBOR Rate
Subsequent Event [Line Items]
Basis spread over variable rate percentage	0.25%
Subsequent Event | Minimum | Revolving Loan | Base Rate
Subsequent Event [Line Items]
Basis spread over variable rate percentage	3.00%
Subsequent Event | Restated 2016 Plan | Service-Based RSUs | Employees and Executives
Subsequent Event [Line Items]
Number of awards granted (in shares)				92,301
Subsequent Event | Restated 2016 Plan | Service-Based RSUs | Non-employee Directors
Subsequent Event [Line Items]
Number of awards granted (in shares)				19,200
Subsequent Event | Restated 2016 Plan | PRSUs | Employees and Executives
Subsequent Event [Line Items]
Number of awards granted (in shares)				174,699