OTHER ASSETS (Details Narrative) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2020	Dec. 31, 2019	Jun. 30, 2020	Jun. 28, 2019
Right of use assets	$ 1,512	$ 1,806	$ 1,512
Change in note receivable			194
Carrying value of note	$ 5,136	5,096	$ 5,136
Transformer Business Units [Member] \| Subordinated Promissory Notes [Member]
Principal amount				$ 7,500
Interest rate	4.00%		4.00%
Maturity date			Dec. 31, 2022
Cash payment for promissory note		1,800
Change in note receivable	$ 194
Revaluation of note	40
Carrying value of note	$ 5,100		$ 5,100
Transformer Business Units [Member] \| Subordinated Promissory Notes [Member] \| First Seller Note [Member]
Principal amount		$ 3,200		$ 5,000

The amount of reduction to the principal amount of a note rececivable during the period.

No definition available.

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Balance Type:	debit
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- Definition

Amount of lessee's right to use underlying asset under leases.

+ References

No definition available.

+ Details

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Balance Type:	debit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

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Balance Type:	na
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- Definition

The increase (decrease) during the reporting period of the amounts due from borrowers for outstanding secured or unsecured loans evidenced by a note.

+ References

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount, before allowance for credit loss, of financing receivable.

+ References

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- Definition

Amount, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement.

+ References

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- Definition

The cash outflow for a borrowing supported by a written promise to pay an obligation.

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- Details

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- Details

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- Details

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