Earnings Per Common Share - Schedule of Basic and Diluted Earnings Per Common Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands		12 Months Ended
		Nov. 30, 2019	Nov. 30, 2018	Nov. 30, 2017
Basic earnings per common share:
Net income		$ 500,712	$ 299,981	$ 300,240
Less: net income allocated to participating securities	[1]	(4,593)	(2,728)	(2,782)
Net income attributable to common stockholders		$ 496,119	$ 297,253	$ 297,458
Weighted-average common share - basic (shares)		50,669	41,215	39,556
Basic earnings per common share		$ 9.79	$ 7.21	$ 7.52
Diluted earnings per common share:
Net income		$ 500,712	$ 299,981	$ 300,240
Less: net income allocated to participating securities	[1]	(4,573)	(2,716)	(2,770)
Net income attributable to common stockholders		$ 496,139	$ 297,265	$ 297,470
Weighted-average common share - basic (shares)		50,669	41,215	39,556
Stock options and restricted stock units (shares)		267	236	202
Weighted-average common shares-diluted (shares)		50,936	41,451	39,758
Diluted earnings per common share		$ 9.74	$ 7.17	$ 7.48
Anti-dilutive shares excluded from diluted earnings per share calculation (shares)		108	97	14

[1] Restricted stock awards granted to employees by the Company are considered participating securities.