CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Revenue:
Total revenue	$ 830,509	$ 834,538
Costs and expenses:
Selling, general and administrative	216,197	242,120
Research and development	9,481	10,493
Restructuring charges	4,315	3,599
Interest expense, net	27,766	22,342
Other components of net pension and postretirement income	(387)	(1,710)
Other income	0	(2,836)
Total costs and expenses	820,835	845,525
Income (loss) before taxes	9,674	(10,987)
Provision (benefit) for income taxes	12,559	(3,250)
Net loss	$ (2,885)	$ (7,737)
Basic net loss per share (in dollars per share)	$ (0.02)	$ (0.04)
Diluted net loss per share (in dollars per share)	$ (0.02)	$ (0.04)
Business services
Revenue:
Total revenue	$ 535,597	$ 523,491
Costs and expenses:
Cost of products and sales	446,367	446,317
Support services
Revenue:
Total revenue	96,333	105,284
Costs and expenses:
Cost of products and sales	33,055	36,840
Financing
Revenue:
Total revenue	67,663	67,049
Costs and expenses:
Financing interest expense	16,603	14,536
Equipment sales
Revenue:
Total revenue	77,403	82,610
Costs and expenses:
Cost of products and sales	52,559	57,171
Supplies
Revenue:
Total revenue	36,721	38,835
Costs and expenses:
Cost of products and sales	10,195	11,225
Rentals
Revenue:
Total revenue	16,792	17,269
Costs and expenses:
Cost of products and sales	$ 4,684	$ 5,428