Subsequent Events

12 Months Ended

Dec. 31, 2012

Subsequent Events [Abstract]

Subsequent Events [Text Block]

17. Subsequent events

On February 12, 2013, the Company announced a restructuring action affecting approximately 40 employees whose employment will be terminated as part of an overall plan to reshape the Company for the future. The Company expects to incur severance and other related costs in conjunction with this action. Total charges are expected to include cash costs as well as charges or credits related to stock-based compensation expense, and may include facilities, lease termination, asset impairment and other charges. The Company estimates it will incur pre-tax cash charges of $2.5 million to $3.0 million for severance pay expenses and related cash expenditures, which does not include facilities, lease termination or other charges the Company may incur as part of this action. The Company expects to recognize these charges in the quarter ending March 31, 2013.