3. BALANCE SHEET DETAIL (Details 6) (USD $)	3 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Mar. 31, 2014
Gross Carrying Amount	$ 1,390,000
Accumulated Amortization	871,000
Net Carrying Amount	519,000		564,000
Amortization of intangible assets	45,000	45,000
Product designs
Gross Carrying Amount	590,000
Accumulated Amortization	407,000
Net Carrying Amount	183,000
Patents
Gross Carrying Amount	720,000
Accumulated Amortization	387,000
Net Carrying Amount	333,000
Software.
Gross Carrying Amount	80,000
Accumulated Amortization	77,000
Net Carrying Amount	$ 3,000