UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Cash flows from operating activities:
Net income	$ 23,534	$ 30,923
Adjustments to reconcile net income to cash provided by operating activities:
Deferred income tax provision, net	1,353	874
Provision for bad debts on accounts receivable	575	1,861
Depreciation and amortization	6,702	7,411
Stock-based compensation expense	5,042	4,261
Defined benefit pension plans expense	1,398	1,395
Excess tax benefit attributable to stock-based compensation	(329)	(408)
Loss on deferred compensation plan investments, net	411	192
Contingent consideration liability remeasurement	0	524
Other	179	262
(Increase) decrease in operating assets
Trade receivables, net	(11,072)	(13,229)
Income tax refund receivable	(214)	1,097
Prepaid expenses and other current assets	(2,672)	496
Other assets, net	24	(322)
(Decrease) increase in operating liabilities
Accounts payable and other current liabilities	(2,114)	1,872
Accrued payroll costs	6,822	12,067
Income taxes payable	509	3,129
Other long-term liabilities	(813)	2,751
Cash provided by operating activities	29,335	55,156
Cash flows from investing activities:
Capital expenditures	(9,409)	(7,731)
Proceeds from the disposition of assets held within the Rabbi Trust	0	445
Purchase of assets held within the Rabbi Trust	0	(481)
Cash used in investing activities	(9,409)	(7,767)
Cash flows from financing activities:
Proceeds from credit facility	677,788	443,195
Payments on credit facility	(656,930)	(455,635)
Proceeds from other financing arrangements	856	0
Payments on other financing arrangements	(1,371)	(956)
Proceeds from exercise of stock options	172	381
Excess tax benefit attributable to stock-based compensation	329	408
Payments of deferred financing fees	(158)	0
Repurchases of common stock	(31,787)	(24,883)
Cash dividend	(9,397)	(9,261)
Other	0	(630)
Cash used in financing activities	(20,498)	(47,381)
Change in cash and cash equivalents	(572)	8
Cash and cash equivalents at beginning of period	1,497	1,238
Cash and cash equivalents at end of period	$ 925	$ 1,246