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Components of Equity
 6 Months Ended
Jun. 30, 2013
Stockholders' Equity Note [Abstract]  
Components of Equity
Components of Equity
The components of equity for the six months ended June 30, 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
18,477

 
—

 
18,477

Shares repurchased under provisions of stock repurchase plans
(39,281
)
 
—

 
(39,281
)
Stock compensation expense
22,045

 
—

 
22,045

Tax benefits from stock plans, net
1,516

 
—

 
1,516

Net earnings
172,630

 
643

 
173,273

Other comprehensive loss
(20,839
)
 
(187
)
 
(21,026
)
Dividends paid ($.30 per share)
(61,899
)
 
—

 
(61,899
)
Purchase of noncontrolling interest
(507
)
 
(3,226
)
 
(3,733
)
Balance at June 30, 2013
$
2,119,841

 
2,101

 
2,121,942

 
 
 
 
 
 
Balance at December 31, 2011
$
2,003,638

 
6,431

 
2,010,069

Exercise of stock options
20,402

 
—

 
20,402

Shares repurchased under provisions of stock repurchase plans
(106,266
)
 
—

 
(106,266
)
Stock compensation expense
21,526

 
—

 
21,526

Tax benefits from stock plans, net
4,232

 
—

 
4,232

Net earnings
160,662

 
81

 
160,743

Other comprehensive (loss) income
(1,381
)
 
90

 
(1,291
)
Dividends paid ($.28 per share)
(59,358
)
 
—

 
(59,358
)
Balance at June 30, 2012
$
2,043,455

 
6,602

 
2,050,057


Accumulated other comprehensive (loss) income consisted entirely of foreign currency translation adjustments, net of related income tax effects, for all the periods presented.
On May 1, 2013, the Board of Directors declared a semi-annual cash dividend of $.30 per share payable on June 17, 2013 to shareholders of record as of June 3, 2013. On May 2, 2012, the Board of Directors declared a semi-annual cash dividend of $.28 per share payable on June 15, 2012 to shareholders of record as of June 1, 2012.