UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
Cash flows from operating activities:
Net income	$ 45,359	$ 68,359
Adjustments to reconcile net income to cash provided by operating activities:
Deferred income tax provision, net	(757)	4,386
Provision for credit losses	325	(231)
Depreciation and amortization	3,776	3,214
Stock-based compensation expense	14,602	13,293
Noncash lease expense	3,111	4,313
Loss on equity method investment	750	2,737
Other	675	(167)
(Increase) decrease in operating assets
Trade receivables, net	20,880	(15,571)
Other assets	(289)	(1,989)
Increase (decrease) in operating liabilities
Accrued payroll costs	(4,812)	11,025
Payment of benefit under terminated pension plan	0	(19,965)
Other liabilities	(14,564)	8,659
Cash provided by operating activities	69,056	78,063
Cash flows from investing activities:
Capital expenditures	(6,076)	(4,656)
Proceeds from the sale of our joint venture interest	5,059	0
Premiums paid for company-owned life insurance policies	(765)	0
Equity method investment	(750)	(500)
Note receivable issued to our joint venture	0	(4,500)
Cash used in investing activities	(2,532)	(9,656)
Cash flows from financing activities:
Proceeds from credit facility	426,400	0
Payments on credit facility	(430,600)	(100,000)
Repurchases of common stock	(41,470)	(42,103)
Cash dividends	(20,842)	(18,164)
Other	(11)	(40)
Cash used in financing activities	(66,523)	(160,307)
Change in cash and cash equivalents	1	(91,900)
Cash and cash equivalents, beginning of period	121	96,989
Cash and cash equivalents, end of period	122	5,089
Supplemental Disclosure of Cash Flow Information
Income taxes	19,323	14,348
Operating lease liabilities	3,937	5,413
Interest, net	623	918
Non-Cash Investing and Financing Transactions:
ROU assets obtained from operating leases	3,692	274
Employee stock purchase plan	817	831
Unsettled repurchases of common stock	$ 2,292	$ 1,030