Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Cash flows from operating activities:
Net income	$ 111,850	$ 426,318	$ 352,130
Restructuring payments	(64,930)	(62,086)	(56,162)
Special pension plan contribution	(36,731)	0	0
Net tax (payments) receipts from other investments	0	(20,602)	5,737
Adjustments to reconcile net income to net cash provided by operating activities:
Restructuring charges and asset impairments	63,296	25,782	83,466
Goodwill impairment	171,092	0	0
Depreciation and amortization	178,486	173,312	198,088
Loss (gain) on sale of businesses	5,786	(105,826)	(28,151)
Gain on sale of leveraged lease assets, net of tax	0	(2,152)	0
Gain on debt forgiveness	(10,000)	0	0
Stock-based compensation	14,882	21,049	17,446
Deferred tax provision	3,940	40,184	1,454
Changes in operating assets and liabilities, net of acquisitions/divestitures:
Decrease (increase) in accounts receivable	44,022	(35,925)	45,511
Decrease in finance receivables	119,883	95,341	117,902
(Increase) decrease in inventories	(6,995)	(7,621)	9,104
Increase in other current assets and prepayments	(14,203)	(10,557)	(6,961)
Decrease in accounts payable and accrued liabilities	(64,880)	(102,655)	(53,100)
(Decrease) increase in current and non-current income taxes	(1,035)	21,567	(52,080)
(Decrease) increase in advance billings	(40,248)	1,344	(18,695)
Other, net	16,477	57,583	42,599
Net cash provided by operating activities	490,692	515,056	658,288
Cash flows from investing activities:
Purchases of available-for-sale securities	(212,810)	(205,256)	(680,582)
Proceeds from sales/maturities of investment securities	211,696	207,063	628,727
Net change in short-term and other investments	75,654	(69,017)	(5,637)
Capital expenditures	(160,831)	(166,746)	(183,318)
Proceeds from sale of assets	17,671	52,110	0
Reserve account deposits and other	(2,183)	(24,202)	(15,666)
Proceeds from sale of businesses, net of cash transferred	0	289,211	102,392
Acquisitions, net of cash acquired	(37,842)	(393,695)	0
Other investing activities	(6,908)	7,339	(577)
Net cash used in investing activities	(115,553)	(303,193)	(154,661)
Cash flows from financing activities:
Proceeds from issuance of long-term debt	894,744	150,950	508,525
Principal payments of long-term obligations	(371,007)	(516,070)	(599,850)
(Decrease) increase in short-term borrowings	(90,000)	90,000	0
Dividends paid to stockholders	(140,608)	(150,114)	(151,611)
Dividends paid to noncontrolling interests	(18,528)	(18,375)	(18,375)
Common stock repurchases	(197,267)	(131,719)	(50,003)
Redemption of noncontrolling interests	(300,000)	0	0
Other financing activities	(1,433)	4,603	(530)
Net cash used in financing activities	(224,099)	(570,725)	(311,844)
Effect of exchange rate changes on cash and cash equivalents	(26,708)	(44,387)	(29,082)
Increase (decrease) in cash and cash equivalents	124,332	(403,249)	162,701
Cash and cash equivalents at beginning of period	640,190	1,043,439	880,738
Cash and cash equivalents at end of period	764,522	640,190	1,043,439
Cash interest paid	150,567	165,287	180,250
Cash income tax payments, net of refunds	$ 127,299	$ 138,877	$ 203,193