XML 32 R20.htm IDEA: XBRL DOCUMENT v3.7.0.1
Stockholders' Equity Stockholders' Equity (Tables)
6 Months Ended
Jun. 30, 2017
Stockholders' Equity Attributable to Parent [Abstract]  
Quarterly dividends declared [Table Text Block]
The Board declared quarterly dividends as follows:
 
 
2017
 
2016
 
 
(amounts per share)
 
 
 
 
 
First quarter
 
$
0.25

 
$
0.22

Second quarter
 
0.30

 
0.25