XML 62 R48.htm IDEA: XBRL DOCUMENT v3.10.0.1
Significant Accounting Policies - Accrued Liabilities (Details) - USD ($)
$ in Thousands
May 31, 2018
May 31, 2017
Accounting Policies [Abstract]    
General insurance liabilities $ 163,400 $ 153,743
Employee benefit related liabilities 112,801 110,104
Taxes and related liabilities 8,148 8,057
Accrued interest 24,763 36,638
Other 111,017 121,267
Accrued liabilities $ 420,129 $ 429,809