Condensed Consolidated Statement of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
Cash flows from operating activities
Net (loss) income	$ (46,921)	$ 17,168
Adjustments to reconcile net (loss) income to net cash from operating activities:
Depreciation and amortization	10,438	9,403
Stock-based compensation expense	3,624	5,296
Deferred income taxes	0	448
Bad debt provision	888	268
Implementation cost amortization	344	0
Change in fair value of contingent consideration	0	677
Goodwill, Impairment Loss	27,887	0
Impairment of Intangible Assets, Finite-lived	16,818	0
Other operating activities	(189)	157
Change in assets:
Accounts receivable and unbilled revenue	5,810	(35,732)
Inventories	(16,469)	(17,726)
Prepaid expenses and other assets	(7,903)	(10,567)
Change in liabilities:
Accounts payable	20,350	7,395
Accrued expenses and other liabilities (See Note 3)	(4,572)	6,474
Net cash provided by (used in) operating activities	10,105	(16,739)
Cash flows from investing activities
Purchases of property and equipment	(7,835)	(10,274)
Net cash used in investing activities	(7,835)	(10,274)
Cash flows from financing activities
Net borrowings from revolving credit facility	23,230	42,258
Net short-term secured borrowings	55	633
Repurchases of common stock	(25,689)	(10,041)
Payments of contingent consideration	0	(10,989)
Proceeds from exercise of stock options	416	1,824
Other financing activities	(746)	(850)
Net cash (used in) provided by financing activities	(3,279)	22,835
Effect of exchange rate changes on cash and cash equivalents	(1,958)	936
Decrease in cash and cash equivalents	(2,967)	(3,242)
Cash and cash equivalents, beginning of period	30,562	30,924
Cash and cash equivalents, end of period	$ 27,595	$ 27,682