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Supplemental Cash Flow Information (Tables)
12 Months Ended
May. 31, 2015
Supplemental Cash Flow Information [Abstract]  
Schedule of Cash Flow, Supplemental Disclosures
Supplemental cash flow disclosures for the years ended May 31, 2015, 2014, and 2013 are as follows:
 
2015
  
2014
  
2013
 
 
 
 
 
 
 
(in thousands)
Supplemental cash flow information:
 
  
 
  
 
Income taxes paid, net of refunds
$
66,726

 
$
94,938

 
$
55,218

Interest paid (1)
$
36,537

 
$
33,214

 
$
29,677

(1) Includes distributions to HSBC Asia of $3.3 million and $8.4 million in fiscal 2014 and fiscal 2013, respectively, which were characterized as interest expense pursuant to ASC 480. See "Note 3 - Business and Intangible Asset Acquisitions and Joint Ventures."