Note 14 - Income Taxes (Tables)

12 Months Ended

Nov. 30, 2017

Notes Tables

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

	November 30, 2017			November 30, 2016
Current Expense (benefit)	$	15,360		$	(288,935	)
Deferred expense (benefit)		(572,175	)		(29,939	)
	$	(556,815	)	$	(318,874	)

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

	November 30, 2017			November 30, 2016
Statutory federal income tax rate		34.0	%		34.0	%
Valuation allowance on foreign net operating loss		(7.8	)		0.0
Permanent differences and other		(0.7	)		(6.0	)
		25.5	%		28.0	%

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

	November 30
	2017			2016
Current deferred tax assets (liabilities):
Accrued expenses	$	95,000		$	110,000
Inventory capitalization		33,000			16,000
N et operating loss and tax credit carryforward		586,000			133,000
Asset reserves		746,000			808,000
Total current deferred tax assets	$	1,460,000		$	1,067,000
Non-current deferred tax assets
Property, plant, and equipment	$	(559,000	)	$	(737,000	)
Total non-current deferred tax assets (liabilities)	$	(559,000	)	$	(737,000	)
Net deferred taxes	$	901,000		$	330,000