XML 59 R45.htm IDEA: XBRL DOCUMENT v3.5.0.2
Significant Accounting Policies - Current Accrued Liabilities (Details) - USD ($)
$ in Thousands
May 31, 2016
May 31, 2015
Accounting Policies [Abstract]    
General insurance liabilities $ 128,759 $ 113,714
Employee benefit related liabilities 75,587 68,907
Taxes and related liabilities 5,783 6,064
Accrued interest 26,682 26,628
Other 112,254 94,622
Accrued liabilities $ 349,065 $ 309,935