CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019
Cash flows from operating activities
Net (loss) income	$ (291,220)	$ 1,400
Adjustments to reconcile net (loss) income to net cash provided by operating activities
Depreciation and amortization	26,867	32,518
Net loss (gain) on disposal of property and equipment	435	(223)
Bad debt expense	2,385	732
Amortization of debt issuance costs	172	172
Inventory write-downs	48	75
Equity-based compensation	574	4,179
Impairment of goodwil and trademarkl	276,016	4,396
Impairment of property and equipment	3,184	519
Loss on divestitures		4,714
Other operating items, net	(47)	(270)
Changes in operating assets and liabilities
Accounts receivable	34,992	(17,390)
Prepaid expenses and other assets	6,633	1,706
Accounts payable and accrued liabilities	(13,328)	4,059
Net cash provided by (used in) operating activities	46,711	36,587
Cash flows from investing activities
Working capital settlement		691
Proceeds received from divestitures	85	15,957
Purchase of property and equipment	(11,338)	(36,510)
Proceeds received from sales of property and equipment	5,768	3,209
Net cash used in investing activities	(5,485)	(16,653)
Cash flows from financing activities
Borrowings from revolving line of credit		5,000
Payments on long-term debt		(25,000)
Payments of finance lease obligations	(65)	(285)
Proceeds from share issuance	27	27
Contributions from (distributions to) noncontrolling interests	383	(121)
Repurchase of common stock	(6,636)	(1,216)
Net cash (used in) provided by financing activities	(6,291)	(21,595)
Effect of exchange rate changes on cash	(61)	107
Net increase (decrease) in cash and cash equivalents	34,874	(1,554)
Cash and cash equivalents, beginning of period	79,268	17,237
Cash and cash equivalents, end of period	114,142	15,683
Supplemental cash flow disclosure:
Cash paid for interest	386	1,283
Cash refunds received for income taxes, net	(156)	(365)
Supplemental disclosure of noncash investing activities:
Capital expenditures included in accounts payable and accrued liabilities	$ 6,184	$ 13,044

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