INCOME TAXES (Details)	3 Months Ended
Mar. 31, 2026 USD ($)	Mar. 31, 2025 USD ($) item
INCOME TAXES
Federal income taxes	$ 0	$ 0
State taxes	41,000	35,000
Payment to state tax jurisdiction exceeding threshold percentage	$ 0	$ 0
Threshold percentage on taxable income	5.00%	5.00%
Proceeds from income tax refund, state and local	$ 642,000	$ 19,000
Proceeds from income tax refund, federal	$ 977,000	$ 49,000
Minnesota
INCOME TAXES
Effective Income Tax Rate Reconciliation, State and Local Jurisdiction, Contribution Greater than 50 Percent, Tax Effect [Extensible Enumeration]	Minnesota	Minnesota
Colorado
INCOME TAXES
Effective Income Tax Rate Reconciliation, State and Local Jurisdiction, Contribution Greater than 50 Percent, Tax Effect [Extensible Enumeration]	Colorado	Colorado
Illinois
INCOME TAXES
Effective Income Tax Rate Reconciliation, State and Local Jurisdiction, Contribution Greater than 50 Percent, Tax Effect [Extensible Enumeration]	country:IL	country:IL
Georgia
INCOME TAXES
Number of pending audits	34,000	27,000
Nebraska
INCOME TAXES
Number of pending audits	7,000	8,000

Amount of cash paid to state tax jurisdictions for tax on income, exceeding the threshold percentage on taxable income.

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Represents number of pending audits.

+ References

No definition available.

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- Definition

The threshold percentage on taxable income.

+ References

No definition available.

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- Definition

Indicates name of state or local jurisdiction that makes up greater than 50 percent of effect of state and local income tax.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 231
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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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-Topic 740
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Amount, before income tax refund received, of cash paid to federal (national) tax jurisdiction for tax on income.

+ References

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-SubTopic 10
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Amount, before income tax refund received, of cash paid to state and local tax jurisdictions for tax on income.

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Amount of cash received from federal tax jurisdiction for refund of tax on income. Includes, but is not limited to, national tax received for non-U.S. jurisdiction.

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Amount of cash received from state and local tax jurisdictions for refund of tax on income.

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