CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	12 Months Ended
	Nov. 30, 2019	Nov. 30, 2018	Nov. 30, 2017
Statement Of Income And Comprehensive Income [Abstract]
Net income	$ 500,712	$ 299,981	$ 300,240
Other comprehensive income (loss):
Change in unrealized losses of defined benefit plans, net of taxes of $5,909, $0 and $0 for fiscal year ended November 30, 2019, 2018 and 2017, respectively.	(27,312)	(2,989)	(2,202)
Reclassification of net (gains) losses to net income, net of tax of $0 for fiscal years ended November 30, 2019, 2018 and 2017.	1,791	2,039	739
Total change in unrealized losses of defined benefit plans, net of taxes	(25,521)	(950)	(1,463)
Unrealized gains (losses) on cash flow hedges during the period, net of taxes of $15,083, $(6,532) and $(2,198) for fiscal years ended November 30, 2019, 2018 and 2017, respectively.	(52,714)	19,638	3,759
Reclassification of net (gains) losses on cash flow hedges to net income, net of tax expense (benefit) of $3,792, $1,150 and $(677) for fiscal years ended November 30, 2019, 2018 and 2017, respectively.	(11,138)	(3,104)	1,085
Total change in unrealized gains (losses) on cash flow hedges, net of taxes	(63,852)	16,534	4,844
Foreign currency translation adjustments, net of taxes of $1,767, $274 and $(983) for fiscal years ended November 30, 2019, 2018 and 2017, respectively	8,539	(79,953)	27,816
Other comprehensive income (loss)	(80,834)	(64,369)	31,197
Comprehensive income	$ 419,878	$ 235,612	$ 331,437