Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
CURRENT ASSETS:
Cash and cash equivalents	$ 30,876	$ 34,297
Restricted cash	0	83
Accounts receivable, net of allowance of $11,997 and $18,490 as of December 31, 2021, and 2020	46,918	52,764
Inventories	20,543	17,759
Prepaid expenses	2,737	2,240
Advances to suppliers	2,162	2,587
Other current assets	3,758	5,674
Total current assets	106,994	115,404
LONG-TERM ASSETS:
Long-term trade receivables	27,710	21,148
Deferred tax assets	284	884
Severance pay funds	817	685
Property and equipment, net	2,669	3,539
Intangible assets	15,393	18,865
Total long-term assets	46,873	45,121
TOTAL ASSETS	153,867	160,525
CURRENT LIABILITIES:
Trade payables	4,913	6,322
Accrued expenses and other current liabilities	19,512	20,253
Income taxes payable	294	1,132
Unearned interest income	2,678	1,950
Warranty accrual	1,245	1,106
Deferred revenues	2,030	1,752
Current portion of government assistance loans	543	0
Total current liabilities	31,215	32,515
LONG-TERM LIABILITIES:
Long-term debt	77,325	75,491
Government assistance loans	0	4,110
Income tax payable	563	478
Accrued severance pay	911	755
Deferred tax liabilities	46	811
Unearned interest income	1,355	1,778
Warranty accrual	508	533
Other long-term liabilities	348	293
Total long-term liabilities	81,056	84,249
TOTAL LIABILITIES	112,271	116,764
Commitments and Contingencies (Note 9)
STOCKHOLDERS’ EQUITY (Note 1):
Common Stock, $0.0001 par value: 300,000,000 shares authorized as of December 31, 2021 and 2020; 63,982,580 and 53,551,126 issued and outstanding as of December 31, 2021 and 2020, respectively	27	26
Additional paid-in capital	221,321	201,598
Accumulated deficit	(180,405)	(157,392)
TOTAL STOCKHOLDERS’ EQUITY	40,943	44,232
Non-controlling interests	653	(471)
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest, Ending Balance	41,596	43,761
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY	$ 153,867	$ 160,525