Unaudited Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 31,307	$ 28,747
Restricted cash	9,087	4,646
Accounts receivable - trade, net of allowance for doubtful accounts of $664 as of September 30, 2020 and $393 as of December 31, 2019	103,982	96,865
Other receivables	9,743	8,124
Contract assets	5,772	16,680
Inventories	43,899	35,439
Prepaid expenses and other current assets	5,745	4,185
Total current assets	209,535	194,686
Property, plant and equipment, net	7,170	6,769
Right-of-use assets from operating leases	18,663	20,469
Goodwill	3,977	3,977
Intangible assets, net	10,344	12,381
Deferred tax assets	1,828	1,622
Other assets	5,293	6,243
Total assets	256,810	246,147
Current liabilities:
Accounts payable - trade	40,850	41,585
Short-term debt - bank, trade facilities and secured borrowings	23,341	17,484
Contract liabilities	3,836	3,567
Operating lease liabilities	4,347	4,201
Accrued and other liabilities	16,508	12,964
Total current liabilities	88,882	79,801
Long-term debt, bank and trade facilities		9,937
Long-term debt, related parties	28,152	9,096
Contract liabilities	2,854	3,230
Operating lease liabilities	16,337	18,154
Pension liabilities	17,976	17,671
Other long-term liabilities	1,764	1,710
Total liabilities	155,965	139,599
Commitments and contingencies (Note 14)
Stockholders’ equity:
Common stock, authorized 36,000 shares, 21,622 and 21,419 shares outstanding as of September 30, 2020 and December 31, 2019, respectively, at $0.001 par value	22	21
Additional paid-in capital	144,272	139,700
Accumulated other comprehensive loss	(5,173)	(3,939)
Accumulated deficit	(38,276)	(29,234)
Total stockholders’ equity	100,845	106,548
Total liabilities and stockholders’ equity	$ 256,810	$ 246,147