Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Operating activities
Net (loss) income	$ (3,675)	$ 16,361
Adjustments to reconcile net (loss) income to net cash flows from operating activities:
Depreciation, amortization and accretion	7,764	6,577
Impairment of long-lived assets	7,275	0
Amortization of debt related costs	338	639
Loss on extinguishment of debt	0	3,196
Provision for bad debt	206	57
Provision for excess and obsolete inventory	1,531	977
Stock-based compensation	6,460	6,078
Deferred taxes	1,067	2,387
Long-term income tax receivable	(1,109)	(1,604)
Long-term income tax payable and other long-term liabilities	1,409	2,036
Other	408	(10)
Increases (decreases) in cash from operating assets and liabilities:
Accounts receivable	2,087	(1,755)
Inventory	(6,777)	(365)
Other current assets	1,742	(118)
Accounts payable	(3,452)	2,881
Accrued expenses and other liabilities	(8,022)	(5,816)
Net cash provided by operating activities	7,252	31,521
Investing activities
Capital expenditures	(4,953)	(13,984)
Lending on bridge loan	(10,000)	0
Cash acquired in acquisition of business	17,562	0
Net cash provided by (used in) investing activities	2,609	(13,984)
Financing activities
Proceeds from issuance of long-term debt	0	199,461
Payments on long-term debt and other borrowings	(7,032)	(270,247)
Equity issuance costs	(345)	0
Deferred financing costs	(1,225)	(2,034)
Proceeds from stock option exercises	50	444
Proceeds from issuance of common stock	366	282
Payments for minimum statutory tax withholding related to net share settlement of equity awards	(2,032)	(2,064)
Net cash used in financing activities	(10,218)	(74,158)
Effect of foreign exchange rates on cash, cash equivalents and restricted cash	(112)	105
Net decrease in cash, cash equivalents and restricted cash	(469)	(56,516)
Cash, cash equivalents and restricted cash, beginning of period	92,919	113,401
Cash, cash equivalents and restricted cash, end of period	92,450	56,885
Reconciliation to amounts within the condensed consolidated balance sheets
Cash, cash equivalents and restricted cash at end of period	$ 92,450	$ 56,885