CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Cash flows from operating activities:
Net income (loss)	$ 3,162	$ 5,965
Adjustments to reconcile net income (loss) to net cash flows from operating activities:
Depreciation	5,127	5,161
Amortization of intangible assets	1,132	4,536
Deferred income taxes	648	229
Amortization of deferred financing costs	162	162
Stock based compensation	4,588	6,423
Change in accrual for unrecognized tax benefits	70	115
Loss on sale of business	0	639
Changes in operating assets and liabilities, net of the effects of acquisitions:
Accounts receivable	11,231	4,857
Prepaid expense and other assets	(1,082)	(169)
Accounts payable and accrued expenses	(1,007)	(4,875)
Income taxes receivable/payable	(1,465)	(1,293)
Deferred revenue	1,101	3,252
Other, net	45	(77)
Net cash flows from operating activities	23,712	24,925
Cash flows from investing activities:
Cash received from sale of business	0	2,429
Purchases of fixed assets	(7,730)	(5,506)
Net cash flows from investing activities	(7,730)	(3,077)
Cash flows from financing activities:
Payments on long-term debt	(15,000)	(11,000)
Proceeds from long-term debt	0	9,000
Payments under stock repurchase plan	0	(22,632)
Proceeds from stock option exercises	403	1,028
Purchase of treasury stock related to vested restricted stock	(1,109)	(2,520)
Net cash flows used in financing activities	(15,706)	(26,124)
Effect of exchange rate changes	193	(313)
Net change in cash and cash equivalents for the period	469	(4,589)
Cash, beginning of period	22,987	34,050
Cash, end of period	$ 23,456	$ 29,461