Segment information (Narrative) (Details) (CAD)	9 Months Ended
	Sep. 30, 2014
Subsequent Event 1	947,821
Subsequent Event 2	322,496
Subsequent Event 3	2,764,419
Subsequent Event 4	2,338,321
Subsequent Event 5	10.00%
Subsequent Event 6	38.50%
Subsequent Event 7	49.50%
Subsequent Event 8	34.00%
Subsequent Event 9	19.90%