CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 169,289	$ 96,319
Adjustments to reconcile net income to net cash provided by operating activities-
Amortization of identifiable intangible assets	20,115	23,913
Depreciation expense	14,010	11,254
Change in right-of-use assets	7,658	7,981
Bad debt expense	1,380	356
Deferred tax provision (benefit)	2,032	(14,205)
Amortization of debt financing costs	169	171
Gain on sale of assets	(556)	(820)
Changes in the fair value of contingent earn-out obligations	3,758	12,491
Stock-based compensation	8,037	7,414
(Increase) decrease in-
Receivables, net	48,265	(125,582)
Inventories	(3,821)	(5,293)
Prepaid expenses and other current assets	(2,044)	(4,499)
Costs and estimated earnings in excess of billings and unbilled accounts receivable	(150,100)	(4,822)
Other noncurrent assets	24	(280)
Increase (decrease) in-
Accounts payable and other current liabilities	(312,499)	118,757
Billings in excess of costs and estimated earnings and deferred revenue	103,063	23,307
Other long-term liabilities	3,270	95
Net cash provided by (used in) operating activities	(87,950)	146,557
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property and equipment	(22,208)	(24,952)
Proceeds from sales of property and equipment	1,095	1,014
Cash paid for acquisitions, net of cash acquired	(68,412)	(196,670)
Payments for investments	(7,258)	(1,040)
Net cash used in investing activities	(96,783)	(221,648)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from revolving credit facility		162,000
Payments on revolving credit facility		(162,000)
Proceeds from other debt		640
Payments on other debt	(5,993)	(22)
Payments of dividends to stockholders	(14,162)	(8,921)
Share repurchases	(91,369)	(295)
Shares received in lieu of tax withholding	(2,622)	(2,126)
Proceeds from exercise of options		27
Payments for contingent consideration arrangements	(46,302)	(18,570)
Net cash used in financing activities	(160,448)	(29,267)
NET DECREASE IN CASH AND CASH EQUIVALENTS	(345,181)	(104,358)
CASH AND CASH EQUIVALENTS, beginning of period	549,939	205,150
CASH AND CASH EQUIVALENTS, end of period	$ 204,758	$ 100,792