Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Operating activities:
Net loss	$ (34,820)	$ (9,013)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation and amortization	4,868	6,400
Equity-based compensation	2,641	1,265
Gain on disposal of property and equipment	(185)	(83)
Provision for doubtful accounts	19,120	0
Amortization of loan issuance costs and debt discounts	1,901	10,523
Payment in kind interest	0	4,469
Unrealized loss on foreign currency transactions	2,131	135
Gain on debt extinguishment	(53)	0
Changes in operating assets and liabilities:
Accounts receivable	(6,605)	17,288
Prepaid expenses and other current assets	445	(559)
Deferred costs on contracts	1,627	8,208
Accounts payable	1,821	(4,424)
Accrued liabilities	1,161	(2,233)
Income and other taxes payable	(2,633)	(6,863)
Deferred revenue	(1,491)	(7,975)
Other, net	1	(14)
Net cash (used in) provided by operating activities	(10,071)	17,124
Cash flows from investing activities:
Purchase of property and equipment	(703)	(2,218)
Proceeds from sale of property and equipment	193	1,962
Net cash used in investing activities	(510)	(256)
Cash flows from financing activities:
Long-term debt repayments	(995)	(33,822)
Long-term debt borrowings	15,000	30,845
Capital lease repayments	0	(55)
Stock issuance costs	(2,179)	0
Purchase of treasury stock	(175)	0
Distribution to noncontrolling interest	0	(291)
Net cash provided by (used in) financing activities	11,651	(3,323)
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(183)	(189)
Net change in cash, cash equivalents and restricted cash	887	13,356
Cash, cash equivalents and restricted cash at the beginning of period	3,654	11,996
Cash, cash equivalents and restricted cash at the end of period	$ 4,541	$ 25,352