Note 18 - Supplemental Cash Flow Information (Tables)

12 Months Ended

Nov. 30, 2017

Notes Tables

Schedule of Cash Flow, Supplemental Disclosures [Table Text Block]

	Years ended November 30,
	2017		2016		2015
Interest received	$	1,101	$	878	$	639
Interest paid	$	—	$	—	$	435
Income taxes paid	$	343	$	327	$	120