Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
OPERATING ACTIVITIES:
Net (loss)	$ (256,727)	$ (82,181)
Adjustments to reconcile consolidated net (loss) to net cash (used in) operating activities:
Depreciation and amortization	13,874	18,750
Amortization of debt financing costs	8,629	1,304
Impairment of intangible assets	0	10,354
Goodwill impairment	267,923	15,955
Fixed asset impairment and other	0	10,089
Non-cash stock compensation expense	3,431	4,720
Non-cash interest expense	1,670	0
Deferred income taxes, net	(225)	(28)
Other	(83)	(31)
Changes in operating assets and liabilities:
Other non-current assets	(8,565)	584
Trade accounts receivable	(53,009)	(21,283)
Inventories, net	(2,486)	10,819
Prepaid expenses and other current assets	(27,895)	1,079
Trade accounts payable	(10,057)	722
Accrued legal fees and contingencies	(10,640)	(2,703)
Uncertain tax liabilities	51	1,420
Accrued expenses and other liabilities	12,680	(33)
NET CASH (USED IN) OPERATING ACTIVITIES	(61,429)	(30,463)
INVESTING ACTIVITIES:
Proceeds from disposal of assets	386	0
Purchases of property, plant and equipment	(11,531)	(10,059)
NET CASH (USED IN) INVESTING ACTIVITIES	(11,145)	(10,059)
FINANCING ACTIVITIES:
Stock compensation plan withholdings for employee taxes	(79)	0
Payment of contingent acquisition liabilities	0	(116)
Lease payments	(6)	(335)
NET CASH (USED IN) FINANCING ACTIVITIES	(85)	(451)
Effect of exchange rate changes on cash and cash equivalents	(37)	54
(DECREASE) IN CASH AND CASH EQUIVALENTS	(72,696)	(40,919)
Cash, cash equivalents, and restricted cash at beginning of period	145,607	225,794
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH AT END OF PERIOD	72,911	184,875
SUPPLEMENTAL DISCLOSURES:
Amount paid for interest	23,803	16,314
Amount (received) for income taxes, net	(56)	(14,526)
Additional capital expenditures included in accounts payable	2,514	4,641
Standstill Agreement related non-cash interest	$ 1,670	$ 0