CONSOLIDATED STATEMENTS OF CASH FLOWS $ in Thousands	6 Months Ended
	Jun. 30, 2024 USD ($)	Jun. 30, 2023 USD ($)
OPERATING ACTIVITIES
Net income	$ 44,612	$ 111,726
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	66,693	64,804
Amortization of intangibles	6,416	6,398
Share-based compensation expense	6,322	5,585
Provision for losses on accounts receivable	1,248	2,257
Change in deferred income taxes	(11,457)	(8,228)
(Gain) loss on sale of property and equipment	565	1,188
Pre-tax gain on sale of discontinued operations	(806)	(70,215)
Change in fair value of contingent consideration	11,170	5,040
Change in fair value of equity investment, decrease	28,739
Change in fair value of equity investment, increase		(3,739)
Changes in operating assets and liabilities:
Receivables	38,702	83,542
Prepaid expenses	5,199	6,353
Other assets	(2,789)	759
Income taxes	(8,806)	(35,968)
Operating right-of-use assets and lease liabilities, net	(7,262)	3,059
Accounts payable, accrued expenses, and other liabilities	(38,344)	(68,804)
NET CASH PROVIDED BY OPERATING ACTIVITIES	140,202	103,757
INVESTING ACTIVITIES
Purchases of property, plant and equipment, net of financings	(104,909)	(83,171)
Proceeds from sale of property and equipment	2,341	2,853
Proceeds from sale of discontinued operations		100,949
Purchases of short-term investments	(5,236)	(46,858)
Proceeds from sale of short-term investments	28,504	63,693
Capitalization of internally developed software	(7,779)	(7,010)
NET CASH PROVIDED BY (USED IN) INVESTING ACTIVITIES	(87,079)	30,456
FINANCING ACTIVITIES
Payments on long-term debt	(35,705)	(35,114)
Net change in book overdrafts	(4,146)	(13,171)
Deferred financing costs		57
Payment of common stock dividends	(5,647)	(5,809)
Purchases of treasury stock	(31,627)	(41,240)
Payments for tax withheld on share-based compensation	(22,634)	(10,022)
NET CASH USED IN FINANCING ACTIVITIES	(99,759)	(105,299)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	(46,636)	28,914
CASH AND CASH EQUIVALENTS AT END OF PERIOD	215,590	187,286
NONCASH INVESTING ACTIVITIES
Equipment financed	10,354	3,478
Accruals for equipment received	3,904	10,106
Lease liabilities arising from obtaining right-of-use assets	$ 26,001	$ 43,366