Capital Stock (Details) (USD $)	3 Months Ended			12 Months Ended		3 Months Ended
	Sep. 30, 2013 2001 Director Plan Stock options	Sep. 30, 2012 2001 Director Plan Stock options	Sep. 30, 2013 Compensation Policy for Non-Employee Directors Stock options	Jun. 30, 2013 Compensation Policy for Non-Employee Directors Stock options	Jun. 30, 2012 Compensation Policy for Non-Employee Directors Stock options	Sep. 30, 2013 Compensation Policy for Non-Employee Directors Deferred share units	Sep. 30, 2012 Compensation Policy for Non-Employee Directors Deferred share units
Stock-Based Compensation
Compensation expense	$ 3,000	$ 14,000				$ 98,000	$ 78,000
Stock units issued	0
Vesting period			1 year			1 year
Grant date fair value			$ 30,000
Stock options granted to directors (in shares)				41,805	33,187