Recent Accounting Pronouncements - Narrative (Details) - USD ($) $ in Thousands	Sep. 01, 2019	Nov. 30, 2019
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]
Operating lease, right-of-use asset		$ 47,739
Operating lease, liability		$ 45,650
Accounting Standards Update 2016-02
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]
Operating lease, right-of-use asset	$ 48,700
Operating lease, liability	46,200
Reductions of prepaid expenses	(1,200)
Reductions of other current assets	$ (1,300)