Condensed Consolidated Statements of Changes in Shareholders' Equity (Parenthetical)(CAD)	3 Months Ended	12 Months Ended	3 Months Ended	12 Months Ended	3 Months Ended	12 Months Ended
	Sep. 30, 2014	Dec. 31, 2013	Sep. 30, 2014 Common Shares [Member]	Dec. 31, 2013 Common Shares [Member]	Sep. 30, 2014 Additional Paid-in Capital [Member]	Dec. 31, 2013 Additional Paid-in Capital [Member]
Lower price range for exercise of stock options	4.54	2.44	4.45	2.44	4.45	2.44
Higher price range for exercise of stock options	5.38	7.23	5.38	7.23	5.38	7.23