Product Warranty (Tables)

6 Months Ended

Sep. 30, 2015

Product Warranties Disclosures [Abstract]

Changes in Carrying Amount of Accrued Product Warranty Costs

Changes in the carrying amount of accrued product warranty costs for the six month period ended September 30, 2015 are summarized as follows:

Balance at March 31, 2015	$	337
Warranty costs incurred		(104	)
Change in estimates to pre-existing warranties		(43)
Product warranty accrual		104
Balance at September 30, 2015	$	294