Condensed Consolidated Statements of Income - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Revenue		$ 860,779	$ 865,240	$ 1,729,181	$ 1,761,823
Costs and expenses:
Financing interest expense		11,043	11,194	22,407	22,258
Selling, general and administrative		278,545	289,427	579,527	592,237
Research and development		22,630	23,574	44,404	48,069
Restructuring charges and asset impairments, net		7,279	11,503	10,877	12,407
Interest expense, net		28,019	30,775	55,621	62,789
Other components of net pension and postretirement cost		(1,618)	(2,499)	(2,256)	(4,218)
Other (income) expense		(27)	0	17,683	0
Total costs and expenses		826,402	806,954	1,687,932	1,633,259
Income from continuing operations before taxes		34,377	58,286	41,249	128,564
Provision for income taxes		4,099	7,899	12,400	26,694
Income from continuing operations		30,278	50,387	28,849	101,870
(Loss) income from discontinued operations, net of tax		(6,581)	1,208	(7,811)	9,695
Net income		$ 23,697	$ 51,595	$ 21,038	$ 111,565
Basic (loss) earnings per share:
Continuing operations (in dollars per share)	[1]	$ 0.17	$ 0.27	$ 0.16	$ 0.54
Discontinued operations (in dollars per share)	[1]	(0.04)	0.01	(0.04)	0.05
Net income (in dollars per share)	[1]	0.13	0.28	0.12	0.60
Diluted (loss) earnings per share:
Continuing operations (in dollars per share)	[1]	0.17	0.27	0.16	0.54
Discontinued operations (in dollars per share)	[1]	(0.04)	0.01	(0.04)	0.05
Net income (in dollars per share)	[1]	$ 0.13	$ 0.27	$ 0.12	$ 0.59
Equipment sales
Revenue from contracts with customers		$ 19,384	$ 21,844	$ 40,677	$ 44,055
Revenue		85,551	93,811	175,338	200,519
Costs and expenses:
Cost of products and sales		58,570	58,948	122,235	121,417
Supplies
Revenue from contracts with customers		46,490	55,457	97,443	115,450
Revenue		46,490	55,457	97,443	115,450
Costs and expenses:
Cost of products and sales		11,758	15,738	25,308	32,685
Software
Revenue from contracts with customers		72,206	91,703	145,524	167,997
Revenue		72,206	91,703	145,524	167,997
Costs and expenses:
Cost of products and sales		23,419	26,957	46,802	51,086
Rentals
Revenue from contracts with customers		0	0	0	0
Revenue		18,445	19,454	40,602	44,419
Costs and expenses:
Cost of products and sales		8,418	8,464	18,133	21,212
Financing
Revenue from contracts with customers		0	0	0	0
Revenue		92,419	97,129	189,462	197,478
Support services
Revenue from contracts with customers		127,683	138,598	256,304	279,248
Revenue		127,683	138,598	256,304	279,248
Costs and expenses:
Cost of products and sales		40,448	42,306	82,227	88,371
Business services
Revenue from contracts with customers		417,985	369,088	824,508	756,712
Revenue		417,985	369,088	824,508	756,712
Costs and expenses:
Cost of products and sales		$ 337,918	$ 290,567	$ 664,964	$ 584,946

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