Note 15 - Reclassifications Out of Accumulated Other Comprehensive Income (Loss) (Tables)

12 Months Ended

Nov. 30, 2017

Notes Tables

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

	Unrealized gain (loss) on marketable securities, net		Foreign currency translation adjustments			Total
November 30, 2016	$	572	$	(19,432	)	$	(18,860	)
Change in other comprehensive income (loss) before reclassifications		271		12,414			12,685
Reclassifications from accumulated other comprehensive income (loss)		—		—			—
Net current-period other comprehensive income (loss)		271		12,414			12,685
November 30, 2017	$	843	$	(7,018	)	$	(6,175	)

Details about accumulated other comprehensive income (loss) components:	Amount reclassified from accumulated other comprehensive income (loss)
	2017		2016		2015
Marketable equity securities adjustments
Impairment of marketable equity securities (1)	$	—	$	—	$	426
Tax benefit (expense)		—		—		—
Net of tax	$	—	$	—	$	426