Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
Cash flows from operating activities
Net loss	$ (197,479)	$ (78,116)
Adjustments to reconcile net loss
Depreciation and amortization	82,326	109,428
Original issue discount and debt issuance cost amortization	8,730	8,062
Debt modification and extinguishment costs	1,049
Impairment of goodwill and other intangible assets	99,682
Provision for doubtful accounts	4,402	2,470
Deferred income tax provision	1,632	(3,689)
Share-based compensation expense	6,903	4,516
Foreign currency remeasurement	(173)	(2,040)
Loss (gain) on sale of assets	(191)	1,835
Fair value adjustment for interest rate swap	4,965	(5,456)
Change in operating assets and liabilities, net of effect from acquisitions
Accounts receivable	3,501	(6,374)
Prepaid expenses and other assets	2,377	(5,770)
Accounts payable and accrued liabilities	(43,861)	(23,457)
Related party payables	(7,502)	(3,689)
Net cash used in operating activities	(33,639)	(2,280)
Cash flows from investing activities
Purchase of property, plant and equipment	(10,797)	(14,077)
Additions to internally developed software	(5,074)	(3,080)
Additions to outsourcing contract costs	(14,304)	(5,427)
Cash paid in acquisition, net of cash received	(5,000)	(6,513)
Proceeds from sale of assets	360	1,095
Net cash used in investing activities	(34,815)	(28,002)
Cash flows from financing activities
Third party debt modification and extinguishment costs	355	1,067
Repurchases of common stock	(3,480)	(4,899)
Borrowings from other loans	1,728	3,068
Cash paid for equity issuance costs		(7,500)
Net borrowings under factoring arrangement	(494)
Cash paid for withholding taxes on vested RSUs	(223)
Proceeds from senior secured term loans	29,850	30,000
Cash paid for debt issuance costs	(362)	(1,094)
Borrowings from senior secured revolving facility	130,500	30,000
Repayments on senior secured revolving facility	(91,500)	(30,000)
Principal payments on finance lease obligations	(13,598)	(12,594)
Principal repayments on senior secured term loans and other loans	(12,922)	(9,053)
Net cash provided by (used in) financing activities	39,854	(1,005)
Effect of exchange rates on cash	(29)	(554)
Net decrease in cash and cash equivalents	(28,629)	(31,842)
Cash, restricted cash, and cash equivalents
Beginning of period	43,854	81,489
End of period	15,225	49,647
Supplemental cash flow data:
Income tax payments, net of refunds received	6,981	5,296
Interest paid	131,773	136,396
Noncash investing and financing activities:
Assets acquired through right-of-use arrangements	9,352	9,318
Leasehold improvements funded by lessor		1,565
Accrued capital expenditures	$ 1,083	$ 1,994