Components of Equity (Tables)

3 Months Ended

Mar. 31, 2013

Stockholders' Equity Note [Abstract]

Schedule of Components of Equity Disclosure

The components of equity for the three months endedMarch 31,2013 and 2012 are as follows:

	Shareholders’ equity			Noncontrolling interest		Total equity
Balance at December 31, 2012	$	2,027,699		4,871		2,032,570
Exercise of stock options	10,929			—		10,929
Shares repurchased under provisions of stock repurchase plans	(17,681		)	—		(17,681	)
Stock compensation expense	11,005			—		11,005
Tax benefits from stock plans, net	934			—		934
Net earnings	80,315			295		80,610
Other comprehensive loss	(9,999		)	(14	)	(10,013	)
Purchase of noncontrolling interest	(507		)	(3,226	)	(3,733	)
Balance at March 31, 2013	$	2,102,695		1,926		2,104,621
Balance at December 31, 2011	$	2,003,638		6,431		2,010,069
Exercise of stock options	12,920			—		12,920
Shares repurchased under provisions of stock repurchase plans	(21,865		)	—		(21,865	)
Stock compensation expense	10,600			—		10,600
Tax benefits from stock plans, net	3,426			—		3,426
Net earnings	76,707			15		76,722
Other comprehensive income	10,028			134		10,162
Balance at March 31, 2012	$	2,095,454		6,580		2,102,034