XML 39 R40.htm IDEA: XBRL DOCUMENT v2.4.0.6
Income Taxes - Tax effects of temporary differences that give rise to significant portions of deferred tax assets and deferred tax liabilities (Details) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2013
Mar. 31, 2012
Deferred tax assets:    
Bad debt and inventory reserves $ 31 $ 26
Accrued expenses 608 535
Deferred stock compensation 244 331
Net operating loss carryforward 152 250
Deferred tax assets 1,035 1,142
Less: valuation allowance      
Total deferred tax assets 1,035 1,142
Deferred tax liabilities:    
Property and equipment (221) (404)
Total net deferred taxes $ 814 $ 738