Stockholders' Equity - Accumulated Other Comprehensive Income Activity (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Aug. 31, 2019	Aug. 31, 2018	Aug. 31, 2019	Aug. 31, 2018
Change in accumulated other comprehensive loss, net of tax
Balance at the beginning of the year			$ 2,395
Other comprehensive (loss) income before reclassifications	$ (2,645)	$ 132	(6,899)	$ 2,088
Reclassifications included in net income (loss)	6	97	74	435
Balance at the end of the year	(4,430)		(4,430)
Unrealized Gain (Loss) on Cash Flow Hedges
Change in accumulated other comprehensive loss, net of tax
Balance at the beginning of the year			2,395	(284)
Other comprehensive (loss) income before reclassifications			(6,899)	2,088
Reclassifications included in net income (loss)			74	435
Adoption of ASU 2018-02 - reclassification of deferred taxes to retained earnings				(36)
Net activity for other comprehensive income			(6,825)	2,487
Balance at the end of the year	$ (4,430)	$ 2,203	$ (4,430)	$ 2,203

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Amount after tax and other adjustments of other comprehensive income (loss) attributable to parent entity.

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Amount reclassified to retained earnings from accumulated increase (decrease) in the fair value of the financial assets (liabilities) of the collateralized financing entity.

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No definition available.

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Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.

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Amount after tax, before reclassification adjustments, of other comprehensive income (loss), attributable to parent.

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Amount after tax of reclassification adjustments of other comprehensive income (loss) attributable to parent.

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