Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Cash flow from operating activities:
Net income (loss)	$ 84,396	$ 152,100	$ (16,683)
Adjustments to reconcile net income (loss) to cash provided by operating activities:
Depreciation and amortization	78,644	79,855	79,253
Share-based compensation	13,840	14,296	12,541
Excess tax benefits from share-based compensation	(1,843)	(1,691)	(426)
Impairment of assets	15,783	2,962	175,849
Devaluation of Venezuelan balance sheet	0	0	5,148
Gain on sale of assets, net	(1,202)	(1,921)	(1,663)
Equity in earnings of an investee	(702)	(1,813)	(2,982)
Cash flow from changes in certain assets and liabilities, net of the effects of acquisitions:
Trade receivables	(75,275)	(22,790)	(69,377)
Inventories	20,955	(12,602)	3,136
Prepaid expenses	(3,490)	(119)	5,057
Refundable income taxes	(1,890)	5,187	74,253
Other current assets	(16,080)	(389)	(7,402)
Accounts payable	2,564	11,741	65,768
Deferred revenue	(21,767)	41,610	8,568
Deferred income taxes	(10,558)	(29,338)	(47,777)
Pension and postretirement benefits	25,681	(14,187)	(7,450)
Certain other assets and liabilities	26,452	(7,504)	(2,460)
Net cash provided by operating activities	135,508	215,397	273,353
Cash flow from investing activities:
Proceeds from sale of discontinued operations	0	2,520	1,815
Payments for acquisitions, net of cash acquired	(28,292)	0	0
Proceeds from maturities of investments	325,403	259,145	345,911
Proceeds from sale of investments	50,431	52,292	38,016
Payments for purchases of investments	(377,070)	(356,354)	(470,641)
Proceeds from sale of assets	3,357	5,585	2,184
Capital expenditures	(49,742)	(54,753)	(51,298)
Increase in certain other assets	(13,077)	(21,386)	(20,878)
Purchase of finance receivables, net of cash collections	16,159	22,245	(9,865)
Net cash used in investing activities	(72,831)	(90,706)	(164,756)
Cash flow from financing activities:
Dividends paid	(72,830)	(72,901)	(71,900)
Debt issuance costs	0	(1,876)	0
Debt borrowings	804,163	713,327	553,965
Debt repayments	(780,538)	(650,136)	(569,928)
Distributions to noncontrolling interest holders, net	(2,092)	(5,868)	(1,226)
Excess tax benefits from share-based compensation	1,843	1,691	426
Issuance of common shares	16,679	4,043	3,332
Repurchase of common shares	(3,452)	(111,815)	(25,769)
Net cash used in financing activities	(36,227)	(123,535)	(111,100)
Effect of exchange rate changes on cash	8,422	4,106	2,735
Increase in cash and cash equivalents	34,872	5,262	232
Cash and cash equivalents at the beginning of the year	333,920	328,658	328,426
Cash and cash equivalents at the end of the year	368,792	333,920	328,658
Cash (paid) received for:
Income taxes	(49,011)	(27,468)	15,860
Interest	(28,917)	(30,712)	(32,054)
Significant noncash investing and financing activities:
Finance receivables acquired	0	0	33,843
Liabilities assumed related to acquisition of finance receivables	0	0	20,861
Accrued holdback for acquisition	$ 12,000	$ 0	$ 0