SHAREHOLDERS' EQUITY - Financial performance units (Details) - USD ($)	3 Months Ended
Mar. 31, 2023	Mar. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense	$ 0	$ 0
Financial Performance Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)	0
Financial Performance Units \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Financial performance threshold percentage	0.00%
Financial Performance Units \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Financial performance threshold percentage	150.00%
Financial Performance Units Granted From May 1, 2019 Through April 30, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Threshold Accrual	150.00%
Maximum Issuable Shares at Current Threshold (in shares)	69,306
Unrecognized Compensation Expense	$ 166,000
Weighted-Average Life (in years)	9 months 18 days
Stock-based compensation expense	$ 53,000	61,000
Financial Performance Units Granted From May 01, 2020 Through December 31 2020, Excluding November 18, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Threshold Accrual	150.00%
Maximum Issuable Shares at Current Threshold (in shares)	74,121
Unrecognized Compensation Expense	$ 391,000
Weighted-Average Life (in years)	1 year 9 months 18 days
Stock-based compensation expense	$ 48,000	53,000
Financial Performance Units Granted on November 18, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Threshold Accrual	114.00%
Maximum Issuable Shares at Current Threshold (in shares)	23,943
Unrecognized Compensation Expense	$ 267,000
Weighted-Average Life (in years)	1 year 7 months 6 days
Remainder threshold awards	50.00%
Stock-based compensation expense	$ 19,000	$ 30,000
Financial Performance Units Granted From May 3 2021 Through August 11,2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Threshold Accrual	146.00%
Maximum Issuable Shares at Current Threshold (in shares)	52,136
Unrecognized Compensation Expense	$ 445,000
Weighted-Average Life (in years)	2 years 9 months 18 days
Granted (in shares)		0
Stock-based compensation expense	$ 56,000	$ 81,000
Financial Performance Units Granted On May 2, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Threshold Accrual	0.00%
Maximum Issuable Shares at Current Threshold (in shares)	0
Unrecognized Compensation Expense	$ 0
Weighted-Average Life (in years)	3 years 9 months 18 days
Granted (in shares)	0
Stock-based compensation expense	$ 0
Financial Performance Units Granted On August 4, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Threshold Accrual	100.00%
Maximum Issuable Shares at Current Threshold (in shares)	18,181
Unrecognized Compensation Expense	$ 488,000
Weighted-Average Life (in years)	3 years 9 months 18 days
Granted (in shares)	0
Stock-based compensation expense	$ 28,000

The percentage of threshold stated for achieving entity's financial performance metrics.

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- Definition

Percent Of Awards Accruing At Maximum Threshold

+ References

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The percentage of threshold for remaining awards.

+ References

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- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)(i)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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- Definition

Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (i)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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- Definition

Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (i)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(iii)(01)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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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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- Definition

The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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