Acquisition	12 Months Ended
Mar. 31, 2018
Acquisition [Abstract]
Acquisition	3. Acquisition Pursuant to a share repurchase agreement dated July 18, 2017, the Company completed the acquisition of all the equity interests of D&V Electronics Ltd. (“D&V”) based in Ontario, Canada, a privately held developer and manufacturer of leading edge diagnostic equipment for alternators, starters, belt-start generators (stop start and hybrid technology), and electric power-trains for electric vehicles. The Company allocated the final purchase consideration to acquire D&V to finite-lived intangible assets of $308,000 for developed technology with an estimated useful life of 3 years and $185,000 for trademarks with an estimated useful life of 2 years, $3,379,000 for inventory, and other net assets of $1,121,000. The assets and results of operations of D&V were not significant to the Company’s consolidated financial position or results of operations, and thus pro forma information is not presented.

Acquisition

12 Months Ended

Mar. 31, 2018

3. Acquisition

Pursuant to a share repurchase agreement dated July 18, 2017, the Company completed the acquisition of all the equity interests of D&V Electronics Ltd. (“D&V”) based in Ontario, Canada, a privately held developer and manufacturer of leading edge diagnostic equipment for alternators, starters, belt-start generators (stop start and hybrid technology), and electric power-trains for electric vehicles.

The Company allocated the final purchase consideration to acquire D&V to finite-lived intangible assets of $308,000 for developed technology with an estimated useful life of 3 years and $185,000 for trademarks with an estimated useful life of 2 years, $3,379,000 for inventory, and other net assets of $1,121,000. The assets and results of operations of D&V were not significant to the Company’s consolidated financial position or results of operations, and thus pro forma information is not presented.