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LONG-TERM INCENTIVE COMPENSATION (Details Textual) - USD ($) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022 | Dec. 31, 2022
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Amount of shares purchased in the open market |  |  | $ 0 | $ 2,851,000 |
Remaining unrecognized compensation cost recognized over a remaining weighted average period |  |  | 2 years 6 months |  |
Accrued liability | $ 50,000 |  | $ 50,000 |  | $ 79,000
Shares Issued, Shares, Share-based Payment Arrangement, Forfeited |  |  | 56,625 |  |
Stock Issued During Period, Value, Restricted Stock Award, Forfeitures |  |  | $ 1,300,000 |  |
Restricted Stock |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Anti-dilutive restricted shares | 56,000 | 150,000 | 90,000 | 108,000 |
Mutual Fund [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Expense related to mutual fund share incentive awards |  |  | $ 27,000 | $ (100,000) |
Restricted Stock |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Total number of shares that may be issued under the stock based compensation Plan (including predecessor plans to the Plan) | 5,398,100 |  | 5,398,100 |  |
Shares remain available for issuance | 642,000 |  | 642,000 |  |
Remaining unrecognized compensation cost | $ 13,200,000 |  | $ 13,200,000 |  |
Nonvested restricted shares | 491,625 |  | 491,625 |  | 396,598
Expense related to mutual fund share incentive awards | $ 0 | $ 1,380,000 |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Shares Issued in Period | 350,000 |  |  |  |
Canadian Plan | Westwood International Advisors Inc |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Amount of shares purchased in the open market |  |  | $ 700,000 |  |
Purchases of treasury stock, shares |  |  | 27,474 |  |
Mutual Fund Share Incentive Awards |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Service period of mutual fund share incentive award |  |  | 3 years |  |
Expense related to mutual fund share incentive awards | $ 9,000 | $ 12,000 |  |  |

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