LONG-TERM EMPLOYEE-RELATED OBLIGATIONS (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Defined Benefit Plan Disclosure [Line Items]
Severance payments actually paid	$ 380	$ 689	$ 400
Expected deposits to be made in the next fiscal year for severance and pension payment obligations	800
2021	54
2022	166
2023	240
2024	43
2025
Thereafter (through 2030)	906
Total	1,409
TAT and Turbochrome [Member]
Defined Benefit Plan Disclosure [Line Items]
Severance pay expenses	830	1,096	968
Limco Piedmont Inc [Member]
Defined Benefit Plan Disclosure [Line Items]
401(K) profit sharing plan contributions made by company	$ 156	$ 367	$ 368
Percentage of employees contribution matched by employer	100.00%
Percentage of employees contribution	2.00%
Percentage of employees contribution matched by employer, two	50.00%
Percentage of employees contribution, two	3.00%

The aggregate amount of the benefits expected to be paid.

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- Definition

Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan, two.

+ References

No definition available.

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Percentage of employees'' gross pay for which the employer contributes a matching contribution to a defined contribution plan, two.

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Amount of contributions made by employer into fund established for purposes of making future disbursement to individual in accordance with deferred compensation arrangement.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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- Definition

Amount of benefit for defined benefit plan expected to be paid in five fiscal years after fifth fiscal year following current fiscal year.

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- Definition

Amount of benefit for defined benefit plan expected to be paid in next fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in fifth fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in fourth fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in third fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in second fiscal year following current fiscal year.

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Amount of contribution expected to be received by defined benefit plan from employer in next fiscal year following current fiscal year.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (g)
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-Publisher FASB
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- Definition

Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan.

+ References

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Percentage employer matches of the employee's percentage contribution matched.

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- Definition

Cash outflows for payments of postemployment benefits (such as severance pay and health insurance benefits) recognized during the period. Postemployment benefits are benefits paid to employees after employment but before retirement.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Amount of cost (reversal of cost) for pension and other postretirement benefits.

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