Basis of Presentation (Details) - USD ($)	1 Months Ended	3 Months Ended
	Aug. 31, 2019	Sep. 30, 2020	May 15, 2020	Mar. 31, 2020	Dec. 31, 2019	Mar. 31, 2019	Dec. 31, 2018
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cash and cash equivalents including restricted cash				$ 44,028,000	$ 66,286,000	$ 47,405,000	$ 58,205,000
Value of debt outstanding				45,650,000	52,658,000
PPP Loan | Subsequent Event
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Debt instrument, face amount			$ 10,000,000.0
Amended ABL Credit Agreement
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Value of debt outstanding				0
Minimum liquidity requirement	$ 25,000,000.0
Secured Debt | New Term Loan Agreement
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Value of debt outstanding				134,801,000	134,801,000
Secured Debt | New Term Loan Agreement | Forecast
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Covenant, EBITDA requirement		$ 34,000,000.0
Minimum liquidity requirement		$ 10,000,000.0
Outside the United States
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cash and cash equivalents including restricted cash				$ 29,300,000	$ 27,000,000.0