Condensed Consolidated Guarantor Financial Information (Schedule Of Condensed Consolidating Statements Of Cash Flows) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Net cash (used in) provided by operating activities from continuing operations	$ 103,130	$ 151,635	$ 120,101
Expenditures for property, plant and equipment	(45,087)	(30,041)	(26,342)
Proceeds from sales of businesses and assets, net of cash sold	376,025	181,550	314,213
Payments for businesses and intangibles acquired, net of cash acquired	(30,570)	(82)	(537)
Investments in affiliates	(150)
Net cash provided by investing activities from continuing operations	300,218	151,427	287,334
Proceeds from long-term borrowings	515,000	490,000	10,018
Repayment in long-term borrowings	(455,800)	(716,570)	(357,608)
(Decrease) increase in notes payable and current borrowings	(24,714)	29,700	(1,452)
Proceeds from stock compensation plans	34,009	10,657	1,553
Payments to noncontrolling interest shareholders		(1,148)	(407)
Dividends	(55,136)	(54,312)	(54,022)
Debt and equity issuance and amendment fees	(18,518)	(65,226)
Purchase of call options		(88,000)
Proceeds from sale of warrants		59,400
Net cash used in financing activities from continuing operations	(5,159)	(335,499)	(401,918)
Net cash (used in) provided by operating activities	(8,652)	61,467	84,070
Net cash used in investing activities	(2,370)	(3,625)	(6,133)
Net cash used in financing activities		(1,128)	(11,370)
Net cash (used in) provided by discontinued operations	(11,022)	56,714	66,567
Effect of exchange rate changes on cash and cash equivalents	(11,531)	(4,130)	8,946
Net increase in cash and cash equivalents	375,636	20,147	81,030
Cash and cash equivalents at the beginning of the year	208,452	188,305	107,275
Cash and cash equivalents at the end of the year	584,088	208,452	188,305
Parent Company [Member]
Net cash (used in) provided by operating activities from continuing operations	(110,088)	(110,808)	(206,206)
Expenditures for property, plant and equipment	(3,167)	(1,422)	(1,280)
Proceeds from sales of businesses and assets, net of cash sold		53,466
Investments in affiliates	(150)
Net cash provided by investing activities from continuing operations	(3,317)	52,044	(1,280)
Proceeds from long-term borrowings	515,000	490,000	10,000
Repayment in long-term borrowings	(455,800)	(716,570)	(357,590)
(Decrease) increase in notes payable and current borrowings	(25,000)	29,700
Proceeds from stock compensation plans	34,009	10,657	1,553
Dividends	(55,136)	(54,312)	(54,022)
Debt and equity issuance and amendment fees	(18,518)	(65,226)
Purchase of call options		(88,000)
Proceeds from sale of warrants		59,400
Intercompany transactions	223,065	381,539	627,006
Net cash used in financing activities from continuing operations	217,620	47,188	226,947
Net cash (used in) provided by operating activities	(12,313)	2,223	(4,427)
Net cash used in investing activities	(3)	208	(140)
Net cash (used in) provided by discontinued operations	(12,316)	2,431	(4,567)
Effect of exchange rate changes on cash and cash equivalents			(889)
Net increase in cash and cash equivalents	91,899	(9,145)	14,005
Cash and cash equivalents at the beginning of the year	22,632	31,777	17,772
Cash and cash equivalents at the end of the year	114,531	22,632	31,777
Guarantor Subsidiaries [Member]
Net cash (used in) provided by operating activities from continuing operations	156,867	170,229	248,395
Expenditures for property, plant and equipment	(26,345)	(20,619)	(17,877)
Proceeds from sales of businesses and assets, net of cash sold	58,986	33,091	2,864
Payments for businesses and intangibles acquired, net of cash acquired	(30,570)	(82)
Net cash provided by investing activities from continuing operations	2,071	12,390	(15,013)
Intercompany transactions	(158,938)	(182,619)	(233,382)
Net cash used in financing activities from continuing operations	(158,938)	(182,619)	(233,382)
Non-Guarantor Subsidiaries [Member]
Net cash (used in) provided by operating activities from continuing operations	56,351	92,214	77,912
Expenditures for property, plant and equipment	(15,575)	(8,000)	(7,185)
Proceeds from sales of businesses and assets, net of cash sold	317,039	94,993	311,349
Payments for businesses and intangibles acquired, net of cash acquired			(537)
Net cash provided by investing activities from continuing operations	301,464	86,993	303,627
Proceeds from long-term borrowings			18
Repayment in long-term borrowings			(18)
(Decrease) increase in notes payable and current borrowings	286		(1,452)
Payments to noncontrolling interest shareholders		(1,148)	(407)
Intercompany transactions	(64,127)	(198,920)	(393,624)
Net cash used in financing activities from continuing operations	(63,841)	(200,068)	(395,483)
Net cash (used in) provided by operating activities	3,661	59,244	88,497
Net cash used in investing activities	(2,367)	(3,833)	(5,993)
Net cash used in financing activities		(1,128)	(11,370)
Net cash (used in) provided by discontinued operations	1,294	54,283	71,134
Effect of exchange rate changes on cash and cash equivalents	(11,531)	(4,130)	9,835
Net increase in cash and cash equivalents	283,737	29,292	67,025
Cash and cash equivalents at the beginning of the year	185,820	156,528	89,503
Cash and cash equivalents at the end of the year	$ 469,557	$ 185,820	$ 156,528