Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details)

v3.4.0.3
Income Taxes (Details) - USD ($)
$ in Thousands
12 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Mar. 31, 2014
Current tax expense:      
Provision for current income taxes related to state and foreign taxes $ 20,000    
Reconciliation of income tax (benefit) expense to the federal statutory rate      
Federal income tax at the statutory rate (8,558) $ (10,681) $ (5,452)
State taxes, net of federal effect (250) (671) (93)
Foreign taxes 109 33 134
R&D tax credit (451) (392) 37
Impact of state rate change 478 (2,627) 492
Warrant liability     (3)
Expiring NOL 3,058 3,865 1,543
Valuation allowance 5,596 10,583 3,614
Other 38 7 (52)
Income tax expense (benefit) 20 117 220
Deferred tax assets:      
Inventories 2,903 3,323  
Warranty reserve 616 1,217  
Bad debt reserve 3,350 4,223  
Deferred revenue 1,101 953  
Net operating loss (NOL) carry forwards 226,007 218,826  
Tax credit carry forwards 19,411 18,860  
Depreciation, amortization and impairment loss 3,045 3,231  
Other 4,212 5,154  
Deferred tax assets 260,645 255,787  
Valuation allowance for deferred tax assets (252,349) (246,753)  
Deferred tax assets, net of valuation allowance 8,296 9,034  
Deferred tax liabilities:      
Federal benefit of state taxes (8,296) (9,034)  
Valuation allowance      
Change in valuation allowance $ 5,600 $ 10,600 $ 3,600