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Stock-Based Compensation - Summary of Restricted Stock Unit Activity (Details) - $ / shares
shares in Thousands
6 Months Ended
May 31, 2019
May 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]    
Granted, Weighted-Average Grant-Date Fair Value $ 27.51 $ 20.30
Restricted Stock Units (RSUs)    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]    
Outstanding at beginning of period, Number of Shares 423 267
Granted, Number of Shares 128 190
Vested, Number of Shares (134) (117)
Forfeited, Number of Shares (5) (5)
Outstanding at end of period, Number of Shares 412 335
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]    
Outstanding at beginning of period, Weighted-Average Grant-Date Fair Value $ 103.05 $ 86.47
Granted, Weighted-Average Grant-Date Fair Value 143.10 101.03
Vested, Weighted-Average Grant-Date Fair Value 96.74 88.35
Forfeited, Weighted-Average Grant-Date Fair Value 99.74 94.86
Outstanding at end of period, Weighted-Average Grant-Date Fair Value $ 117.48 $ 93.94