Product Warranty (Tables)

3 Months Ended

Jun. 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 included in the three month period ended June 30, 2015 are summarized as follows:

Balance at March 31, 2015	$	337
Warranty costs incurred		(39	)
Change in estimates to pre-existing warranties		(49)
Product warranty accrual		39
Balance at June 30, 2015	$	288