CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Cash flows from operating activities attributable to continuing operations:
Net income (loss) and comprehensive income (loss)	$ 15,997	$ (6,275)
Less: Loss from discontinued operations, net of tax	3,238	3,679
Net income (loss) from continuing operations	19,235	(2,596)
Adjustments to reconcile income (loss) from continuing operations to net cash provided by operating activities attributable to continuing operations:
Loss on disposal of fixed assets	102	237
Amortization of intangibles	124	96
Depreciation	2,135	2,541
Non-cash compensation expense	6,371	4,859
Deferred income taxes	0	(3)
Excess tax benefit from stock-based award activity	(485)
Bad debt expense	236	130
Changes in current assets and liabilities:
Accounts receivable	(11,805)	(1,356)
Prepaid and other current assets	(756)	(505)
Accounts payable, accrued expenses and other current liabilities	15,272	(2,846)
Income taxes payable	460	576
Other, net	207	(161)
Net cash provided by operating activities attributable to continuing operations	31,096	972
Cash flows from investing activities attributable to continuing operations:
Capital expenditures	(4,265)	(2,997)
Acquisition of a business	(37)	(540)
Decrease in restricted cash	95	4,143
Net cash (used in) provided by investing activities attributable to continuing operations	(4,207)	606
Cash flows from financing activities attributable to continuing operations:
Payments related to net-share settlement of stock-based compensation, net of proceeds from exercise of stock options	(6,127)	(3,616)
Excess tax benefit from stock-based award activity	485
Purchase of treasury stock	(218)	(2,547)
Dividends	(105)	(196)
Net cash used in financing activities attributable to continuing operations	(5,965)	(6,359)
Total cash provided by (used in) continuing operations	20,924	(4,781)
Net cash used in operating activities attributable to discontinued operations	(885)	(3,255)
Total cash used in discontinued operations	(885)	(3,255)
Net increase (decrease) in cash and cash equivalents	20,039	(8,036)
Cash and cash equivalents at beginning of period	86,212	91,667
Cash and cash equivalents at end of period	$ 106,251	$ 83,631