Commitments And Contingencies (Details)	3 Months Ended		9 Months Ended			9 Months Ended		10 Months Ended
	Sep. 30, 2011 USD ($)	Sep. 30, 2010 USD ($)	Sep. 30, 2011 USD ($)	Sep. 30, 2010 USD ($)	Sep. 30, 2011 CAD	Oct. 13, 2011 Minimum [Member] USD ($)	Sep. 30, 2011 Retail Sales Tax Assessment [Member] USD ($)	Oct. 29, 2010 Retail Sales Tax Assessment [Member] USD ($)	Sep. 30, 2011 Employee Severance [Member] USD ($)	Sep. 30, 2011 Change Of Control And Employee Severance [Member] USD ($)
Loss Contingencies [Line Items]
Estimate of possible loss							$ 200,000		$ 5,300,000	$ 2,100,000
Reimbursement of retail sales tax from ministry of revenue								100,000
Settlement amount							63,000	200,000
Sales tax payment obligation, minimum					4,100,000
Sales tax payment obligation, maximum					4,500,000
AAX service credit	2,500,000		2,500,000
AAX service credit expiration date	December 31, 2015		December 31, 2015
AAX service credit utilized	300,000	0	700,000	200,000
AAX service credit remaining			1,600,000
Plaintiff alleged damages						$ 75,000