CONSOLIDATED BALANCE SHEETS - USD ($)
$ in Thousands
Mar. 31, 2018
Mar. 31, 2017
Current Assets:    
Cash and cash equivalents $ 14,408 $ 14,191
Restricted cash 5,000 5,514
Accounts receivable, net of allowances of $5,744 at March 31, 2018 and $6,845 at March 31, 2017 15,968 17,003
Inventories, net 15,633 14,538
Prepaid expenses and other current assets 2,803 3,073
Total current assets 53,812 54,319
Property, plant and equipment, net 2,859 2,115
Non-current portion of inventories 1,041 961
Intangible assets, net 411 651
Other assets 250 225
Total assets 58,373 58,271
Current Liabilities:    
Accounts payable and accrued expenses 13,503 14,719
Accrued salaries and wages 1,588 1,819
Accrued warranty reserve 1,682 3,766
Deferred revenue 6,596 5,050
Revolving credit facility 8,527 11,533
Current portion of notes payable and capital lease obligations 192 302
Total current liabilities 32,088 37,189
Long-term portion of notes payable and capital lease obligations 130 26
Other long-term liabilities 396 158
Total liabilities 32,614 37,373
Commitments and contingencies (Note 12)
Stockholders' Equity:    
Preferred stock, $.001 par value; 10,000,000 shares authorized; none issued
Common stock, $.001 par value; 515,000,000 shares authorized, 57,062,598 shares issued and 56,916,646 shares outstanding at March 31, 2018; 38,920,174 shares issued and 38,803,630 shares outstanding at March 31, 2017 57 39
Additional paid-in capital 889,585 874,697
Accumulated deficit (862,225) (852,199)
Treasury stock, at cost; 145,952 shares at March 31, 2018 and 116,544 shares at March 31, 2017 (1,658) (1,639)
Total stockholders' equity 25,759 20,898
Total liabilities and stockholders' equity $ 58,373 $ 58,271