Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 35,675	$ 24,382
Restricted cash	100	400
Trade and other accounts receivable, net of allowance for doubtful accounts of $319 and $252, at June 30, 2016 and December 31, 2015, respectively	25,874	43,172
Inventories, net	32,955	39,055
Prepaid expenses and other current assets	4,702	2,593
Total current assets	99,306	109,602
Property and equipment, net	30,428	32,324
Goodwill	23,649	23,635
Pension asset	6,122	5,849
Other non-current assets	627	603
Total assets	160,132	172,013
Current liabilities:
Accounts payable and accrued liabilities	23,438	33,985
Accrued employee compensation	6,722	6,672
Deferred revenue and customer deposits	3,316	3,066
Short-term borrowings and current portion of long-term debt	33	42
Total current liabilities	33,509	43,765
Deferred tax liability, long-term	6,143	6,076
Long-term debt, excluding current portion	36	49
Other long-term liabilities	2,596	2,947
Total liabilities	42,284	52,837
Commitments and contingencies (Note 11)
Stockholders’ equity:
Common stock, $0.10 par value per share, 80,000 and 40,000 shares authorized at June 30, 2016 and December 31, 2015, respectively; 32,082 and 31,782 shares issued and outstanding at June 30, 2016 and December 31, 2015, respectively	3,205	3,176
Additional paid-in capital	293,800	291,505
Accumulated deficit	(185,080)	(180,399)
Accumulated other comprehensive income	5,923	4,894
Total stockholders’ equity	117,848	119,176
Total liabilities and stockholders’ equity	$ 160,132	$ 172,013

Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits.

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- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.