Income Taxes (Narrative) (Details) - USD ($) $ in Thousands	12 Months Ended
	Nov. 30, 2022	Nov. 30, 2021	Nov. 30, 2020	Nov. 30, 2019
Operating Loss Carryforwards [Line Items]
Increase (decrease) in valuation allowance	$ (1,000)
Net operating loss carryforwards	19,400
Cumulative undistributed foreign earnings	106,600
Tax positions related to a prior period	5,276	$ 5,471	$ 6,219	$ 4,993
Deferred tax assets related to operating loss carryforwards, not recorded	4,000
Interest and penalties recorded to provision for income taxes		800
Accrued estimated interest and penalties	1,300	$ 1,200
Other Noncurrent Liabilities
Operating Loss Carryforwards [Line Items]
Tax positions related to a prior period	1,300
Federal and Foreign
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	96,900
State
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	48,900
Tax credit carryforwards	3,600
Indefinite-Lived Carryforwards
Operating Loss Carryforwards [Line Items]
Tax credit carryforwards	2,400
Federal
Operating Loss Carryforwards [Line Items]
Tax credit carryforwards	$ 5,900