CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Cash Flows from Operating Activities
Net income	$ 18,351	$ 10,612
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for credit losses	5,334	444
Deferred income taxes	1,838	4,756
Non-cash equity compensation	3,275	3,826
Depreciation and amortization	8,285	8,032
Non-cash lease expense	(1,143)	(418)
Facilities consolidation reserve	(75)	(71)
Amortization of debt issuance costs	155	246
Impairment of long-lived assets	303
Other adjustments, net	457	(348)
Changes in operating assets and liabilities, net of the effects of acquisitions:
Net contract assets and liabilities	(19,750)	(17,349)
Contract receivables	2,531	40,488
Prepaid expenses and other assets	2,016	(1,070)
Accounts payable	(354)	(49,200)
Accrued salaries and benefits	4,715	4,453
Accrued subcontractors and other direct costs	(33,466)	(10,326)
Accrued expenses and other current liabilities	8,303	(5,835)
Income tax receivable and payable	3,924	(2,996)
Other liabilities	262	(476)
Net Cash Provided by (Used in) Operating Activities	4,961	(15,232)
Cash Flows from Investing Activities
Capital expenditures for property and equipment and capitalized software	(3,595)	(4,704)
Payments for business acquisitions, net of cash acquired		(253,021)
Net Cash Used in Investing Activities	(3,595)	(257,725)
Cash Flows from Financing Activities
Advances from working capital facilities	185,755	744,331
Payments on working capital facilities	(174,674)	(389,776)
Receipt of restricted contract funds	451
Payment of restricted contract funds	(27,081)
Debt issue costs		(2,081)
Proceeds from exercise of options	2,702	37
Dividends paid	(2,642)	(2,639)
Net payments for stock issuances and buybacks	(17,104)	(23,998)
Payments on business acquisition liabilities	(682)
Net Cash (Used in) Provided by Financing Activities	(33,275)	325,874
Effect of Exchange Rate Changes on Cash, Cash Equivalents, and Restricted Cash	745	(738)
(Decrease) Increase in Cash, Cash Equivalents, and Restricted Cash	(31,164)	52,179
Cash, Cash Equivalents, and Restricted Cash, Beginning of Period	81,987	6,482
Cash, Cash Equivalents, and Restricted Cash, End of Period	50,823	58,661
Supplemental Disclosure of Cash Flow Information
Interest	2,637	3,892
Income taxes	$ 961	$ 895