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ACQUISITIONS (Tables)

12 Months Ended

Dec. 31, 2021

TEGAM, Inc. [Member]

Business Acquisition [Line Items]

Schedule of components of fair value of total consideration transferred

​

​	​	​	​
Cash paid for acquisition		$	15,430
Holdback	​	​	1,800
Total fair value of consideration transferred	​	​	17,230
Less cash acquired	​	​	(177)
Total purchase price	​	$	17,053

Schedule of fair value of assets acquired and liabilities assumed

​

​	​	​	​
​		Preliminary Fair Value
Current assets and liabilities, net	​	$	3,536
Property and equipment	​	​	734
Operating lease right-of-use assets	​	​	425
Intangible assets	​	​	6,900
Goodwill (deductible for tax purposes)	​	​	5,877
Other non-current assets	​	​	31
Total assets acquired	​	​	17,503
Other non-current liabilities	​	​	25
Operating lease liability	​	​	425
Total liabilities assumed	​	​	450
Total fair value of net assets acquired	​	$	17,053

Summary of intangible assets

​

​	​	​	​	​	​	​	​
​		​	​		Amortization		​
​		​	​		Method		Useful Life
Technology	​	$	1,100		Straight-line		5
Customer relationships	​		5,500		Straight-line		15
Tradename	​		300		Straight-line		5
Total	​	$	6,900

Versatile Power, Inc[Member]

Business Acquisition [Line Items]

Schedule of components of fair value of total consideration transferred

​

​	​	​	​
Cash paid for acquisition		$	4,654
Holdback	​	​	950
Total fair value of consideration transferred	​	​	5,604
Less cash acquired	​	​	(245)
Total purchase price	​	$	5,359

Schedule of fair value of assets acquired and liabilities assumed

​

​	​	​	​
​		Fair Value
Current assets and liabilities, net	​	$	1,021
Property and equipment	​	​	35
Operating lease right-of-use assets	​	​	463
Intangible assets	​	​	4,000
Goodwill (deductible for tax purposes)	​	​	323
Total assets acquired	​	​	5,842
Other non-current liabilities	​	​	20
Operating lease liability	​	​	463
Total liabilities assumed	​	​	483
Total fair value of net assets acquired	​	$	5,359

Summary of intangible assets

​

​	​	​	​	​	​	​	​
​		​	​		Amortization		​
​	​	​	​	​	Method	​	Useful Life
Technology	​	$	400		Straight-line		5
Customer relationships	​		3,600		Straight-line		15
Total	​	$	4,000

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