Intangible Assets (Tables)

9 Months Ended

Dec. 31, 2016

Intangible assets consisted of the following as of December 31, 2016 and March 31, 2016 (in thousands):


	December 31, 2016
	Weighted
	Average	Intangible
	Amortization	Assets,		Accumulated		Intangible
	Period	Gross		Amortization		Assets, Net
Manufacturing license	17 years	$	3,700	$	3,672	$	28
Technology	10 years		2,240		1,549		691
Backlog	Various		490		473		17
Trade name & Parts, service and TA100 customer relationships	1.2 to 5 years		1,766		1,766		—
Total		$	8,196	$	7,460	$	736


	March 31, 2016
	Weighted
	Average	Intangible
	Amortization	Assets,		Accumulated		Intangible
	Period	Gross		Amortization		Assets, Net
Manufacturing license	17 years	$	3,700	$	3,635	$	65
Technology	10 years		2,240		1,381		859
Backlog	Various		490		473		17
Trade name & Parts, service and TA100 customer relationships	1.2 to 5 years		1,766		1,766		—
Total		$	8,196	$	7,255	$	941

Expected future amortization expense of intangible assets as of December 31, 2016 is as follows (in thousands):


	Amortization
Year Ending March 31,	Expense
2017 (remainder of fiscal year)	$	83
2018		242
2019		224
2020		187
Thereafter		—
Total expected future amortization	$	736