XML 32 R19.htm IDEA: XBRL DOCUMENT v3.3.1.900
Supplemental Cash Flow Information (Tables)
9 Months Ended
Feb. 29, 2016
Supplemental Cash Flow (Tables) [Abstract]  
Supplemental Cash Flow Table
   2016 2015
        
Cash payments for:     
        
 Income taxes$ 537 $ 428
 Income tax refunds received  (364)   (214)
 Cash tax payments, net$ 173 $ 214