Subsequent Events	6 Months Ended
Jul. 31, 2011
Subsequent Events [Abstract]
Subsequent Events	12. Subsequent Events Management has evaluated events subsequent to July 31, 2011 through the date that the accompanying condensed consolidated financial statements were filed with the Securities and Exchange Commission for transactions and other events which may require adjustment of and/or disclosure in such financial statements. On August 5, 2011 Targus and Comarco entered into a Release and Settlement Agreement (the “Settlement Agreement”) with respect to all matters concerning the Recall. In the third quarter, as part of the Settlement Agreement, Targus paid Comarco $290,000 which represents a refund of amounts withheld from payment in the first quarter of fiscal 2012 and charged to cost of revenue. During the third quarter Comarco will record the payment recived from Targus and it will reduce previously recorded accruals for the Recall to the extent the refund represents amounts in excess of Recall warranty costs. On August 15, 2011, the Board of Directors terminated the employment of Fredrik Torstensson as interim President and Chief Executive Officer and simultaneously appointed Thomas W. Lanni as President and Chief Executive Officer. The Board of Directors also elected Mr. Lanni as a Director. On August 17, 2011, Comarco entered into a Settlement Agreement with a supplier to settle commitments made through Comarco purchase orders that had been placed for Manhattan product that was intended to be sold to Targus. Comarco accrued $380,000 to cost of revenue during the second quarter which represents the amount that was unpaid as of July 31, 2011. On September 9, 2011 the Company entered into a Settlement and Amended Cross-License Agreement (the “Agreement”) with iGo, Inc. (formerly Mobility Electronics, Inc.) (“iGo”). The Agreement fully settles previous litigation relating to various patent infringement causes of action that was dismissed without prejudice on May 26, 2009. Additionally the Agreement amends the Compromise Settlement Agreement and Release entered into by the parties on July 12, 2003.

12. Subsequent Events

Management has evaluated events subsequent to July 31, 2011 through the date that the accompanying condensed consolidated financial statements were filed with the Securities and Exchange Commission for transactions and other events which may require adjustment of and/or disclosure in such financial statements.

On August 5, 2011 Targus and Comarco entered into a Release and Settlement Agreement (the “Settlement Agreement”) with respect to all matters concerning the Recall. In the third quarter, as part of the Settlement Agreement, Targus paid Comarco $290,000 which represents a refund of amounts withheld from payment in the first quarter of fiscal 2012 and charged to cost of revenue. During the third quarter Comarco will record the payment recived from Targus and it will reduce previously recorded accruals for the Recall to the extent the refund represents amounts in excess of Recall warranty costs.

On August 15, 2011, the Board of Directors terminated the employment of Fredrik Torstensson as interim President and Chief Executive Officer and simultaneously appointed Thomas W. Lanni as President and Chief Executive Officer. The Board of Directors also elected Mr. Lanni as a Director.

On August 17, 2011, Comarco entered into a Settlement Agreement with a supplier to settle commitments made through Comarco purchase orders that had been placed for Manhattan product that was intended to be sold to Targus. Comarco accrued $380,000 to cost of revenue during the second quarter which represents the amount that was unpaid as of July 31, 2011.

On September 9, 2011 the Company entered into a Settlement and Amended Cross-License Agreement (the “Agreement”) with iGo, Inc. (formerly Mobility Electronics, Inc.) (“iGo”). The Agreement fully settles previous litigation relating to various patent infringement causes of action that was dismissed without prejudice on May 26, 2009. Additionally the Agreement amends the Compromise Settlement Agreement and Release entered into by the parties on July 12, 2003.