Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Cash flow from operating activities:
Net income (loss)	$ 152,100	$ (16,683)	$ 32,254
Adjustments to reconcile net income (loss) to cash provided by operating activities:
Depreciation and amortization	79,855	79,253	77,693
Share-based compensation	14,296	12,541	11,910
Excess tax benefits from share-based compensation	(1,691)	(426)	(320)
Impairment of assets	2,962	175,849	2,500
Devaluation of Venezuelan balance sheet	0	5,148	0
(Gain) loss on sale of assets, net	(1,921)	(1,663)	7
Equity in earnings of an investee	(1,813)	(2,982)	(2,456)
Loss on sale of discontinued operations	0	0	37,192
Cash flow from changes in certain assets and liabilities:
Trade receivables	(22,790)	(69,377)	123,400
Inventories	(12,602)	3,136	76,001
Prepaid expenses	(119)	5,057	6,354
Refundable income taxes	5,187	74,253	(67,404)
Other current assets	(389)	(7,402)	36,705
Accounts payable	11,741	65,768	(54,193)
Deferred revenue	41,610	8,568	6,322
Deferred income taxes	(29,338)	(47,777)	50,379
Pension and postretirement benefits	(14,187)	(7,450)	(11,557)
Certain other assets and liabilities	(7,504)	(2,460)	(27,905)
Net cash provided by operating activities	215,397	273,353	296,882
Cash flow from investing activities:
Proceeds from sale of discontinued operations	2,520	1,815	9,908
Payments for acquisitions, net of cash acquired	0	0	(5,364)
Proceeds from maturities of investments	259,145	345,911	221,411
Proceeds from sale of investments	52,292	38,016	0
Payments for purchases of investments	(356,354)	(470,641)	(241,921)
Proceeds from sale of fixed assets	5,585	2,184	113
Capital expenditures	(54,753)	(51,298)	(44,287)
Increase in certain other assets	(21,386)	(20,878)	(30,638)
Purchase of finance receivables, net of cash collections	22,245	(9,865)	0
Net cash used in investing activities	(90,706)	(164,756)	(90,778)
Cash flow from financing activities:
Dividends paid	(72,901)	(71,900)	(69,451)
Debt issuance costs	(1,876)	0	(4,539)
Debt borrowings	713,327	553,965	326,017
Debt repayments	(650,136)	(569,928)	(382,934)
(Distribution to) contribution from noncontrolling interest holders, net	(5,868)	(1,226)	3
Excess tax benefits from share-based compensation	1,691	426	320
Issuance of common shares	4,043	3,332	1,514
Repurchase of common shares	(111,815)	(25,769)	(1,918)
Net cash used in financing activities	(123,535)	(111,100)	(130,988)
Effect of exchange rate changes on cash	4,106	2,735	11,874
Increase in cash and cash equivalents	5,262	232	86,990
Cash and cash equivalents at the beginning of the year	328,658	328,426	241,436
Cash and cash equivalents at the end of the year	333,920	328,658	328,426
Cash (paid) received for:
Income taxes	(27,468)	15,860	(34,287)
Interest	(24,277)	(26,239)	(24,486)
Significant noncash investing and financing activities:
Finance receivables acquired	0	33,843	0
Liabilities assumed related to acquisition of finance receivables	$ 0	$ 20,861	$ 0