Contingencies	12 Months Ended
Feb. 28, 2017
Commitments and Contingencies Disclosure [Abstract]
Contingencies Disclosure [Text Block]	Contingencies The Company is currently, and has in the past, been a party to various routine legal proceedings incident to the ordinary course of business. If management determines, based on the underlying facts and circumstances, that it is probable a loss will result from a litigation contingency and the amount of the loss can be reasonably estimated, the estimated loss is accrued for. The Company does not believe that any of its current outstanding litigation matters will have a material adverse effect on the Company's financial statements, individually or in the aggregate. The products the Company sells are continually changing as a result of improved technology. As a result, although the Company and its suppliers attempt to avoid infringing known proprietary rights, the Company may be subject to legal proceedings and claims for alleged infringement by patent, trademark or other intellectual property owners. Any claims relating to the infringement of third-party proprietary rights, even if not meritorious, could result in costly litigation, divert management’s attention and resources, or require the Company to either enter into royalty or license agreements which are not advantageous to the Company, or pay material amounts of damages.

Contingencies

12 Months Ended

Feb. 28, 2017

Commitments and Contingencies Disclosure [Abstract]

Contingencies

The Company is currently, and has in the past, been a party to various routine legal proceedings incident to the ordinary course of business. If management determines, based on the underlying facts and circumstances, that it is probable a loss will result from a litigation contingency and the amount of the loss can be reasonably estimated, the estimated loss is accrued for. The Company does not believe that any of its current outstanding litigation matters will have a material adverse effect on the Company's financial statements, individually or in the aggregate.

The products the Company sells are continually changing as a result of improved technology. As a result, although the Company and its suppliers attempt to avoid infringing known proprietary rights, the Company may be subject to legal proceedings and claims for alleged infringement by patent, trademark or other intellectual property owners. Any claims relating to the infringement of third-party proprietary rights, even if not meritorious, could result in costly litigation, divert management’s attention and resources, or require the Company to either enter into royalty or license agreements which are not advantageous to the Company, or pay material amounts of damages.