Condensed Consolidated Statements of Operations - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Revenue		$ 871,495	$ 899,203	$ 1,798,437	$ 1,814,400
Costs and expenses:
Selling, general and administrative		226,638	236,190	469,423	474,292
Research and development		11,254	11,059	22,588	22,375
Restructuring charges		4,224	4,844	8,408	7,733
Interest expense, net		21,007	24,346	43,131	49,504
Other components of net pension and postretirement cost		958	312	1,802	662
Other (income) expense		0	(13,646)	(11,901)	37,748
Total costs and expenses		874,185	873,412	1,776,103	1,830,256
(Loss) income from continuing operations before taxes		(2,690)	25,791	22,334	(15,856)
(Benefit) provision for income taxes		(7,026)	4,915	(2,823)	(9,077)
Income (loss) from continuing operations		4,336	20,876	25,157	(6,779)
Loss from discontinued operations, net of tax		0	(1,020)	0	(4,906)
Net income (loss)		$ 4,336	$ 19,856	$ 25,157	$ (11,685)
Basic earnings (loss) per share:
Continuing operations (in dollars per share)	[1]	$ 0.02	$ 0.12	$ 0.14	$ (0.04)
Discontinued operations (in dollars per share)	[1]	0	(0.01)	0	(0.03)
Net income (loss) (in dollars per share)	[1]	0.02	0.11	0.14	(0.07)
Diluted earnings (loss) per share:
Continuing operations (in dollars per share)	[1]	0.02	0.12	0.14	(0.04)
Discontinued operations (in dollars per share)	[1]	0	(0.01)	0	(0.03)
Net income (loss) (in dollars per share)	[1]	$ 0.02	$ 0.11	$ 0.14	$ (0.07)
Business services
Revenue		$ 551,478	$ 567,022	$ 1,148,862	$ 1,137,476
Costs and expenses:
Cost of products and sales		477,544	482,814	980,759	982,348
Support services
Revenue		107,625	115,156	217,977	233,853
Costs and expenses:
Cost of products and sales		37,711	37,679	74,845	74,396
Financing
Revenue		67,298	73,453	139,327	151,265
Costs and expenses:
Cost of products and sales		12,533	11,773	24,135	23,659
Equipment sales
Revenue		89,986	86,267	179,282	173,070
Costs and expenses:
Cost of equipment sales		63,815	61,561	127,586	123,401
Supplies
Revenue		38,245	38,655	79,306	80,879
Costs and expenses:
Cost of products and sales		11,028	10,467	22,545	21,678
Rentals
Revenue		16,863	18,650	33,683	37,857
Costs and expenses:
Cost of products and sales		$ 7,473	$ 6,013	$ 12,782	$ 12,460

[1] The sum of the earnings per share amounts may not equal the totals due to rounding.