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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables) | 12 Months Ended
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Dec. 31, 2023
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES |
Schedule of Property and Equipment, net | Property and Equipment, net consists of the following (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | December 31, 2023 |  | December 31, 2022 |
Land | ​ | $ | 34,688 | ​ | $ | 32,977 | ​
Land improvements | ​ |  | 11,045 | ​ |  | 10,939 | ​
Buildings | ​ |  | 474,724 | ​ |  | 475,956 | ​
Building improvements | ​ |  | 100,822 | ​ |  | 75,858 | ​
Furniture and equipment | ​ |  | 254,486 | ​ |  | 249,045 | ​
Construction in progress | ​ |  | 9,552 | ​ |  | 7,229 | ​
Right of use assets | ​ | ​ | 14,874 | ​ | ​ | 13,861 | ​
Leasehold improvements | ​ |  | 4,245 | ​ |  | 4,244 | ​
​ | ​ |  | 904,436 | ​ |  | 870,109 | ​
Less accumulated depreciation and amortization | ​ |  | (323,939) | ​ |  | (292,059) | ​
Property and equipment, net | ​ | $ | 580,497 | ​ | $ | 578,050 | ​
​ | ​ |  | ​ | ​ |  | ​ | ​
Property and equipment, estimated useful lives | ​
​ | ​ | ​ | ​ | ​ | ​
Land improvements |  | 15 | - | 40 | years
Buildings |  | 30 | - | 40 | years
Building improvements |  | 5 | - | 40 | years
Right of use assets | ​ | 5 | - | 40 | years
Leasehold improvements | ​ | 5 | - | 40 | years
Furniture |  | 5 | - | 10 | years
Equipment |  | 3 | - | 20 | years
Schedule of reconciliation of number of shares (denominator) used in basic and diluted earnings per share computations | The following is a reconciliation of the number of shares (denominator) used in the basic and diluted earnings per share computations (in thousands, except per share data): ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Years ended December 31, | ​
​ | ​ | 2023 | ​ | 2022 | ​ | 2021 | ​
​ |  | ​ |  | Per Share |  | ​ |  | Per Share |  | ​ |  | Per Share |
​ | ​ | Shares | ​ | Amount | ​ | Shares | ​ | Amount | ​ | Shares | ​ | Amount | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Basic |  | 19,244 |  | $ | 4.28 |  | 18,996 |  | $ | 4.60 |  | 18,617 |  | $ | 3.68 | ​
Effect of dilutive stock options |  | 374 | ​ |  | (0.08) |  | 582 | ​ |  | (0.13) |  | 810 | ​ |  | (0.15) | ​
Diluted |  | 19,618 |  | $ | 4.20 |  | 19,578 |  | $ | 4.47 |  | 19,427 |  | $ | 3.53 | ​
Schedule of antidilutive options | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | Years ended December 31, | ​
​ | ​ |  | 2023 |  | 2022 |  | 2021 |
Weighted Average Options to purchase shares of common shares |  | ​ | ​ | 665,019 | ​ | ​ | 555,639 | ​ | ​ | 274,741 | ​
Weighted Average Proceeds per Share |  | ​ | $ | 69.40 | - | $ | 115.32 | ​ | $ | 70.47 | - | $ | 121.40 | ​ | $ | 76.84 | - | $ | 102.01 | ​
Expiration dates (month/year) |  | ​ | ​ | 03/2031-12/2033 | ​ | ​ | 12/2030-12/2032 | ​ | ​ | 12/2030-12/2031 | ​

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- Definition Tabular disclosure of estimated useful lives of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation. + References No definition available. + Details
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