XML 33 R29.htm IDEA: XBRL DOCUMENT v2.4.1.9
Income Taxes (Tables)
3 Months Ended
Mar. 31, 2015
Income Tax Disclosure [Abstract]  
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
 
 
Three Months Ended March 31
 
 
2015
2014
Effective tax rate
 
24.2%
23.9%