Condensed Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Net income (loss)
Total revenue	$ 861,436	$ 730,413	$ 1,742,384	$ 1,473,593
Costs and expenses:
Financing interest expense	12,346	12,843	24,571	25,817
Selling, general and administrative	282,456	283,073	577,894	573,645
Research and development	31,073	30,328	61,395	59,282
Restructuring charges and asset impairments, net	11,503	25,990	12,407	27,639
Other components of net pension and postretirement cost	(2,499)	1,267	(4,218)	2,723
Interest expense, net	29,623	27,600	60,476	53,276
Total costs and expenses	807,972	688,162	1,627,631	1,346,836
Income from continuing operations before taxes	53,464	42,251	114,753	126,757
Provision for income taxes	6,458	790	22,721	27,872
Income from continuing operations	47,006	41,461	92,032	98,885
Income from discontinued operations, net of tax	1,208	7,440	9,695	15,149
Net income	$ 48,214	$ 48,901	$ 101,727	$ 114,034
Basic earnings per share:
Continuing operations (in dollars per share)	$ 0.25	$ 0.22	$ 0.49	$ 0.53
Discontinued operations (in dollars per share)	0.01	0.04	0.05	0.08
Net Income (in dollars per share)	0.26	0.26	0.54	0.61
Diluted earnings per share:
Continuing operations (in dollars per share)	0.25	0.22	0.49	0.53
Discontinued operations (in dollars per share)	0.01	0.04	0.05	0.08
Net Income (in dollars per share)	0.26	0.26	0.54	0.61
Dividends declared per share of common stock (in dollars per share)	$ 0.1875	$ 0.1875	$ 0.3750	$ 0.375
Equipment sales
Net income (loss)
Total revenue	$ 105,750	$ 121,384	$ 216,121	$ 245,887
Costs and expenses:
Cost of products and sales	47,106	51,506	93,160	96,122
Supplies
Net income (loss)
Total revenue	55,457	58,639	115,450	119,694
Costs and expenses:
Cost of products and sales	15,738	16,216	32,685	33,068
Software
Net income (loss)
Total revenue	91,702	81,319	167,996	154,165
Costs and expenses:
Cost of products and sales	26,459	23,361	50,514	46,515
Rentals
Net income (loss)
Total revenue	91,809	95,447	186,435	194,754
Costs and expenses:
Cost of products and sales	21,078	21,143	45,132	41,422
Financing
Net income (loss)
Total revenue	76,671	83,653	156,774	169,398
Support services
Net income (loss)
Total revenue	72,171	72,068	145,194	147,273
Costs and expenses:
Cost of products and sales	39,609	41,772	82,736	83,421
Business services
Net income (loss)
Total revenue	367,876	217,903	754,414	442,422
Costs and expenses:
Cost of products and sales	$ 293,480	$ 153,063	$ 590,879	$ 303,906