v3.7.0.1
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (PARENTHETICAL) - USD ($)
$ in Thousands
3 Months Ended
Feb. 28, 2017
Feb. 29, 2016
Statement of Comprehensive Income [Abstract]    
Tax on unrealized gains (losses) on available-for-sale securities $ 0 $ 0
Tax on change in unrealized losses of defined benefit plan 0 0
Tax on unrealized gains (losses) on cash flow hedges 737 (3,225)
Tax on foreign currency translation adjustments $ 122 $ (238)