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FAIR VALUE MEASUREMENTS (Estimated Fair Values of the Financial Assets and Liabilities not Measured at Fair Value on a Recurring Basis) (Details) - Recurring - USD ($) $ in Thousands | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2025 | Dec. 31, 2024
Balance |  |
Financial Assets: |  |
Cash equivalents | $ 44,876 | $ 22,107
Financial Liabilities: |  |
Deferred consideration for asset acquisition | 34,401 | 33,187
Balance | Credit Facility 2021 | Revolving Credit Facility |  |
Financial Liabilities: |  |
Borrowings under the 2021 Credit Agreement | 25,000 | 25,000
Balance | Money market funds |  |
Financial Assets: |  |
Cash equivalents | 5,350 | 5,200
Balance | Time deposits |  |
Financial Assets: |  |
Cash equivalents | 39,526 | 16,907
Estimated Fair Value |  |
Financial Assets: |  |
Cash equivalents | 44,876 | 22,107
Financial Liabilities: |  |
Deferred consideration for asset acquisition | 34,401 | 33,187
Estimated Fair Value | Credit Facility 2021 | Revolving Credit Facility |  |
Financial Liabilities: |  |
Borrowings under the 2021 Credit Agreement | 25,000 | 25,000
Estimated Fair Value | Money market funds |  |
Financial Assets: |  |
Cash equivalents | 5,350 | 5,200
Estimated Fair Value | Time deposits |  |
Financial Assets: |  |
Cash equivalents | 39,526 | 16,907
Estimated Fair Value | Level 1 |  |
Financial Assets: |  |
Cash equivalents | 5,350 | 5,200
Financial Liabilities: |  |
Deferred consideration for asset acquisition | 0 | 0
Estimated Fair Value | Level 1 | Credit Facility 2021 | Revolving Credit Facility |  |
Financial Liabilities: |  |
Borrowings under the 2021 Credit Agreement | 0 | 0
Estimated Fair Value | Level 1 | Money market funds |  |
Financial Assets: |  |
Cash equivalents | 5,350 | 5,200
Estimated Fair Value | Level 1 | Time deposits |  |
Financial Assets: |  |
Cash equivalents | 0 | 0
Estimated Fair Value | Level 2 |  |
Financial Assets: |  |
Cash equivalents | 39,526 | 16,907
Financial Liabilities: |  |
Deferred consideration for asset acquisition | 34,401 | 33,187
Estimated Fair Value | Level 2 | Credit Facility 2021 | Revolving Credit Facility |  |
Financial Liabilities: |  |
Borrowings under the 2021 Credit Agreement | 25,000 | 25,000
Estimated Fair Value | Level 2 | Money market funds |  |
Financial Assets: |  |
Cash equivalents | 0 | 0
Estimated Fair Value | Level 2 | Time deposits |  |
Financial Assets: |  |
Cash equivalents | 39,526 | 16,907
Estimated Fair Value | Level 3 |  |
Financial Assets: |  |
Cash equivalents | 0 | 0
Financial Liabilities: |  |
Deferred consideration for asset acquisition | 0 | 0
Estimated Fair Value | Level 3 | Credit Facility 2021 | Revolving Credit Facility |  |
Financial Liabilities: |  |
Borrowings under the 2021 Credit Agreement | 0 | 0
Estimated Fair Value | Level 3 | Money market funds |  |
Financial Assets: |  |
Cash equivalents | 0 | 0
Estimated Fair Value | Level 3 | Time deposits |  |
Financial Assets: |  |
Cash equivalents | $ 0 | $ 0

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- Definition Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 11 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-11 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 11 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-11 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-10 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
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