EMPLOYEE BENEFIT PLANS - Employer plans (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
Participation in the multiemployer pension plans
Contributions by the company	$ 10,558	$ 15,842
Boilermaker-Blacksmith National Pension Trust
Participation in the multiemployer pension plans
EIN/Pension Plan Number	486168020
Multiemployer plans, certified zone status	Green	Other
Multiemployer Plans, funding improvement plan and rehabilitation plan	Implemented
Contributions by the company	$ 2,194	$ 4,263
Multiemployer plans, surcharge	No
IBEW Local 1579 Pension Plan
Participation in the multiemployer pension plans
EIN/Pension Plan Number	581254974
Multiemployer plans, certified zone status	Green	Green
Multiemployer Plans, funding improvement plan and rehabilitation plan	No
Contributions by the company	$ 1,337	$ 1,239
Multiemployer plans, surcharge	No
National Asbestos Workers Pension Plan
Participation in the multiemployer pension plans
EIN/Pension Plan Number	526038497
Multiemployer plans, certified zone status	Other	Other
Multiemployer Plans, funding improvement plan and rehabilitation plan	Implemented
Contributions by the company	$ 1,091	$ 1,258
Multiemployer plans, surcharge	No
Excavators Union Local 731 Pension Fund
Participation in the multiemployer pension plans
EIN/Pension Plan Number	131809825
Multiemployer plans, certified zone status	Green	Green
Multiemployer Plans, funding improvement plan and rehabilitation plan	No
Contributions by the company	$ 786	$ 523
Multiemployer plans, surcharge	No
National Electrical Benefits Fund
Participation in the multiemployer pension plans
EIN/Pension Plan Number	530181657
Multiemployer plans, certified zone status	Green	Green
Multiemployer Plans, funding improvement plan and rehabilitation plan	No
Contributions by the company	$ 456	$ 578
Multiemployer plans, surcharge	No
Central Pension Fund of the IUOE and Participating Employers
Participation in the multiemployer pension plans
EIN/Pension Plan Number	366052390
Multiemployer plans, certified zone status	Green	Green
Multiemployer Plans, funding improvement plan and rehabilitation plan	No
Contributions by the company	$ 380	$ 366
Multiemployer plans, surcharge	No
Tri-State Carpenters & Joiners Pension Trust Fund
Participation in the multiemployer pension plans
EIN/Pension Plan Number	620976048
Multiemployer plans, certified zone status	Other	Other
Multiemployer Plans, funding improvement plan and rehabilitation plan	Implemented
Contributions by the company	$ 376	$ 512
Multiemployer plans, surcharge	No
Laborers National Pension Fund
Participation in the multiemployer pension plans
EIN/Pension Plan Number	751280827
Multiemployer plans, certified zone status	Other	Other
Multiemployer Plans, funding improvement plan and rehabilitation plan	Implemented
Contributions by the company	$ 372	$ 417
Multiemployer plans, surcharge	No
New Jersey Building Laborers Statewide Pension Fund
Participation in the multiemployer pension plans
EIN/Pension Plan Number	226077693
Multiemployer plans, certified zone status	Other	Other
Multiemployer Plans, funding improvement plan and rehabilitation plan	Implemented
Contributions by the company	$ 356	$ 1,340
Multiemployer plans, surcharge	No
Southern Ironworkers Pension Plan
Participation in the multiemployer pension plans
EIN/Pension Plan Number	596227091
Multiemployer plans, certified zone status	Green	Green
Multiemployer Plans, funding improvement plan and rehabilitation plan	No
Contributions by the company	$ 355	$ 270
Multiemployer plans, surcharge	No
United Association National Pension Fund
Participation in the multiemployer pension plans
EIN/Pension Plan Number	526152779
Multiemployer plans, certified zone status	Green	Other
Multiemployer Plans, funding improvement plan and rehabilitation plan	Implemented
Contributions by the company	$ 341	$ 315
Multiemployer plans, surcharge	No
Connecticut laborers Pension Plan
Participation in the multiemployer pension plans
EIN/Pension Plan Number	066044348
Multiemployer plans, certified zone status	Green	Green
Multiemployer Plans, funding improvement plan and rehabilitation plan	Implemented
Contributions by the company	$ 228	$ 37
Multiemployer plans, surcharge	No
Iron Workers District Council of Tennessee Valley & Vicinity Pension Plan
Participation in the multiemployer pension plans
EIN/Pension Plan Number	626098036
Multiemployer plans, certified zone status	Green	Green
Multiemployer Plans, funding improvement plan and rehabilitation plan	No
Contributions by the company	$ 225	$ 316
Multiemployer plans, surcharge	No
IUPAT Industry Pension Plan
Participation in the multiemployer pension plans
EIN/Pension Plan Number	526073909
Multiemployer plans, certified zone status	Other	Other
Multiemployer Plans, funding improvement plan and rehabilitation plan	Implemented
Contributions by the company	$ 184	$ 184
Multiemployer plans, surcharge	No
Iron Workers Local No. 402 Pension Trust
Participation in the multiemployer pension plans
EIN/Pension Plan Number	596227518
Multiemployer plans, certified zone status	Other	Other
Multiemployer Plans, funding improvement plan and rehabilitation plan	Implemented
Contributions by the company	$ 124	$ 47
Multiemployer plans, surcharge	No
IUOE Local 478 Pension Fund
Participation in the multiemployer pension plans
EIN/Pension Plan Number	060733831
Multiemployer plans, certified zone status	Green	Green
Multiemployer Plans, funding improvement plan and rehabilitation plan	Implemented
Contributions by the company	$ 108	$ 29
Multiemployer plans, surcharge	No
Pavers and Road Builders District Council Pension Fund
Participation in the multiemployer pension plans
EIN/Pension Plan Number	131990171
Multiemployer plans, certified zone status	Green	Green
Multiemployer Plans, funding improvement plan and rehabilitation plan	No
Contributions by the company	$ 104	$ 62
Multiemployer plans, surcharge	No
Central States, Southeast, and Southwest Pension Fund
Participation in the multiemployer pension plans
EIN/Pension Plan Number	366044243
Multiemployer plans, certified zone status	Other	Other
Multiemployer Plans, funding improvement plan and rehabilitation plan	Implemented
Contributions by the company	$ 104	$ 103
Multiemployer plans, surcharge	No
All Others.
Participation in the multiemployer pension plans
Contributions by the company	$ 1,437	$ 3,983

Indicates certified zone status of multiemployer pension plan determined to be individually insignificant. Acceptable values are "Green", "Yellow", "Orange", "Red", "Other", and "NA".

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 80
-Section 50
-Paragraph 5
-Subparagraph (c)
-URI https://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947

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- Definition

Employer Identification Number (EIN) or Tax Identification Number (TIN) assigned by Internal Revenue Service (IRS) for multiemployer pension plan determined to be individually insignificant, in nine-digit numeric format.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 80
-Section 50
-Paragraph 5
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947

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- Definition

Indicates whether funding improvement plan or rehabilitation plan was implemented or pending for multiemployer pension plan, determined to be individually insignificant. Acceptable values are "No", "Pending", "Implemented", "Other", and "NA".

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 80
-Section 50
-Paragraph 5
-Subparagraph (f)(1)
-URI https://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947

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- Definition

Amount of contribution received by multiemployer pension plan from all employers participating in multiemployer pension plan determined to be individually insignificant.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 80
-Section 50
-Paragraph 7
-Subparagraph (c)
-URI https://asc.fasb.org/extlink&oid=65877416&loc=SL14450678-114947

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- Definition

Indicates whether employer paid surcharge to multiemployer pension plan determined to be individually insignificant. Acceptable values are "No", "Yes" and "NA".

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 80
-Section 50
-Paragraph 5
-Subparagraph (f)(2)
-URI https://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947

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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.

+ References

No definition available.

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