Financing Arrangements and Fair Value of Financial Instruments - Schedule of Financing Arrangements (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Debt Instrument [Line Items]
Principal Amount	$ 142,085	$ 172,164
Unamortized Discount and Debt Issuance Costs	(6,275)	(12,291)
Total Debt	135,810	159,873
Less: Current portion
Principal Amount	(10,519)	(6,335)
Unamortized Discount and Debt Issuance Costs	0	0
Total Debt	(10,519)	(6,335)
Long-term debt
Principal Amount	131,566	165,829
Unamortized Discount and Debt Issuance Costs	(6,275)	(12,291)
Total Debt	125,291	153,538
Other debt
Debt Instrument [Line Items]
Principal Amount	11,173	7,164
Total Debt	11,173	7,164
Revolving credit facility | ABL Facility
Debt Instrument [Line Items]
Principal Amount	64,000	65,000
Total Debt	64,000	65,000
Senior notes | Convertible Notes
Debt Instrument [Line Items]
Principal Amount	66,912	100,000
Unamortized Discount and Debt Issuance Costs	(6,275)	(12,291)
Total Debt	$ 60,637	$ 87,709