Condensed Consolidated Statements of Income - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Revenue		$ 790,125	$ 760,281	$ 2,373,782	$ 2,354,108
Costs and expenses:
Financing interest expense		11,026	10,849	33,433	33,107
Selling, general and administrative		254,092	241,350	757,228	759,469
Research and development		12,272	15,636	38,421	44,651
Restructuring charges and asset impairments, net		47,017	6,099	56,616	18,771
Interest expense, net		28,704	26,588	84,325	89,377
Other components of net pension and postretirement cost		(882)	(1,852)	(3,138)	(6,070)
Other expense		667	7,964	18,350	7,964
Total costs and expenses		809,675	715,093	2,355,021	2,204,320
(Loss) income from continuing operations before taxes		(19,550)	45,188	18,761	149,788
(Benefit) provision for income taxes		(24,895)	(2,468)	(13,351)	17,235
Income from continuing operations		5,345	47,656	32,112	132,553
(Loss) income from discontinued operations, net of tax		(8,470)	32,621	(14,199)	59,289
Net (loss) income		$ (3,125)	$ 80,277	$ 17,913	$ 191,842
Basic earnings (loss) per share:
Continuing operations (in dollars per share)	[1]	$ 0.03	$ 0.25	$ 0.18	$ 0.71
Discontinued operations (in dollars per share)	[1]	(0.05)	0.17	(0.08)	0.32
Net (loss) income (in dollars per share)	[1]	(0.02)	0.43	0.10	1.02
Diluted earnings (loss) per share:
Continuing operations (in dollars per share)	[1]	0.03	0.25	0.18	0.70
Discontinued operations (in dollars per share)	[1]	(0.05)	0.17	(0.08)	0.32
Net (loss) income (in dollars per share)	[1]	$ (0.02)	$ 0.43	$ 0.10	$ 1.02
Equipment sales
Revenue from contracts with customers		$ 19,062	$ 20,428	$ 59,739	$ 64,482
Revenue		89,618	88,799	264,956	289,318
Costs and expenses:
Cost of products and sales		59,859	52,209	182,094	173,626
Supplies
Revenue from contracts with customers		44,818	50,403	142,261	165,853
Revenue		44,818	50,403	142,261	165,853
Costs and expenses:
Cost of products and sales		12,225	13,967	37,533	46,652
Rentals
Revenue from contracts with customers		0	0	0	0
Revenue		19,737	21,432	60,339	65,852
Costs and expenses:
Cost of products and sales		5,090	9,174	23,223	30,386
Financing
Revenue from contracts with customers		0	0	0	0
Revenue		90,577	96,799	280,039	294,277
Support services
Revenue from contracts with customers		126,274	138,055	382,578	417,303
Revenue		126,274	138,055	382,578	417,303
Costs and expenses:
Cost of products and sales		41,086	45,872	123,453	134,204
Business services
Revenue from contracts with customers		419,101	364,793	1,243,609	1,121,505
Revenue		419,101	364,793	1,243,609	1,121,505
Costs and expenses:
Cost of products and sales		$ 338,519	$ 287,237	$ 1,003,483	$ 872,183

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