Schedule of Plant and Equipment (Details) (USD $) In Thousands, unless otherwise specified	Feb. 28, 2014	Nov. 30, 2013
Net	$ 891	$ 1,148
Alaska, USA [Member]
Cost	3,298	3,297
Accumulated amortization	(2,407)	(2,149)
Net	891	1,148
Furniture and equipment [Member] | British Columbia, Canada [Member]
Cost	46	46
Accumulated amortization	(8)	(5)
Net	38	41
Leasehold improvements [Member] | British Columbia, Canada [Member]
Cost	32	32
Accumulated amortization	(7)	(5)
Net	25	27
Machinery and equipment [Member] | Alaska, USA [Member]
Cost	2,833	2,833
Accumulated amortization	(2,176)	(1,949)
Net	657	884
Vehicles [Member] | Alaska, USA [Member]
Cost	275	275
Accumulated amortization	(163)	(144)
Net	112	131
Computer hardware and software | British Columbia, Canada [Member]
Cost	81	80
Accumulated amortization	(23)	(17)
Net	58	63
Computer hardware and software | Alaska, USA [Member]
Cost	31	31
Accumulated amortization	(30)	(29)
Net	$ 1	$ 2