CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Net income including noncontrolling interests	$ 64,736	$ 55,358	$ 195,250	$ 159,322
Other comprehensive income, net of tax:
Unrealized (loss) gain on derivatives designated and qualifying as cash flow hedges, net of tax	(5)	1,516	(564)	1,412
Defined benefit pension plan activity, net of tax	4,794	3,388	14,009	10,104
Currency translation adjustment	16,928	(59,045)	11,958	(23,978)
Other comprehensive (loss) income, net of tax:	21,717	(54,141)	25,403	(12,462)
Comprehensive income	86,453	1,217	220,653	146,860
Comprehensive (loss) income attributable to noncontrolling interests	179	(684)	(389)	99
Comprehensive income attributable to shareholders	$ 86,274	$ 1,901	$ 221,042	$ 146,761