XML 30 R20.htm IDEA: XBRL DOCUMENT v3.8.0.1
Components of Equity (Tables)
 3 Months Ended
Mar. 31, 2018
Stockholders' Equity Note [Abstract]  
Schedule of Components of Equity Disclosure
The components of equity for the three months ended March 31, 2018 and 2017 are as follows:
 
Shareholders’
equity
 
Noncontrolling
interest
 
Total
equity
Balance at December 31, 2017
$
1,991,858

 
2,515

 
1,994,373

Cumulative effect of accounting change
(22,357
)
 
(105
)
 
(22,462
)
Exercise of stock options
26,397

 
—

 
26,397

Shares repurchased under provisions of stock repurchase plans
(172,360
)
 
—

 
(172,360
)
Stock compensation expense
11,267

 
—

 
11,267

Net earnings
135,692

 
508

 
136,200

Other comprehensive income (loss)
8,972

 
(121
)
 
8,851

Balance at March 31, 2018
$
1,979,469

 
2,797

 
1,982,266

 
 
 
 
 
 
Balance at December 31, 2016
$
1,844,638

 
2,575

 
1,847,213

Exercise of stock options
45,365

 
—

 
45,365

Shares repurchased under provisions of stock repurchase plans
(53,908
)
 
—

 
(53,908
)
Stock compensation expense
10,623

 
—

 
10,623

Net earnings
93,264

 
303

 
93,567

Other comprehensive income (loss)
8,914

 
(54
)
 
8,860

Balance at March 31, 2017
$
1,948,896

 
2,824

 
1,951,720