Segment Disclosures (Tables)

12 Months Ended

Dec. 31, 2012

Dec. 31, 2011

Dec. 31, 2010

Reconciliation of Assets from Segment to Consolidated [Table Text Block]

	December 31, 2012
	Total		Uranerz		Arkose
	$		$		$
Assets	11,553,494		10,700,952		852,542
Net loss attributable to the Company	(28,974,449	)	(28,098,983	)	(875,466	)
Interest revenue	42,407		42,114		293
Depreciation	(241,610	)	(241,610	)	–

	December 31, 2011
	Total		Uranerz		Arkose
	$		$		$
Assets	38,894,476		38,272,397		622,079
Net loss attributable to the Company	(24,873,633	)	(23,540,911	)	(1,332,722	)
Interest revenue	79,165		78,779		386
Depreciation	(215,740	)	(215,740	)	–
Accretion	(2,518	)	(2,518	)	–

	December 31, 2010
	Total		Uranerz		Arkose
	$		$		$
Assets	40,634,083		39,770,022		864,061
Net loss attributable to the Company	(14,599,983	)	(13,005,108	)	(1,594,875	)
Interest revenue	52,290		51,352		938
Depreciation	(200,266	)	(200,266	)	–