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OTHER INTANGIBLE ASSETS (Tables) | 12 Months Ended
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Dec. 31, 2022
OTHER INTANGIBLE ASSETS [Abstract] |
Schedule of Intangible Assets (Excluding Goodwill) | Other intangible assets which are included in Other long-term assets in the accompanying Consolidated Balance Sheets consisted of the following (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | ​ | ​ |  | ​ | ​ |  | ​ | ​ |  | Acquisitions |  | Effect of |  | ​ | ​ |
​ | ​ | December 31, | ​ | ​ | ​ | ​ | ​ | ​ | ​ | and | ​ | Foreign | ​ | December 31, |
​ | ​ | 2021 | ​ | Amortization | ​ | Impairments | ​ | Adjustments | ​ | Currency | ​ | 2022 |
Customer relationships, gross | ​ | $ | 299,948 | ​ | $ | — | ​ | $ | — |  | $ | 61,310 |  | $ | (5,541) | ​ | $ | 355,717 | ​
Customer relationships - accumulated amortization | ​ |  | (93,582) | ​ |  | (33,244) | ​ |  | — |  | ​ | — |  | ​ | 2,944 | ​ |  | (123,882) | ​
Other intangible assets, gross | ​ |  | 19,731 | ​ |  | — | ​ |  | — |  | ​ | — |  | ​ | (19) | ​ |  | 19,712 | ​
Other intangible assets - accumulated amortization | ​ |  | (13,748) | ​ |  | (3,899) | ​ |  | — |  | ​ | — |  | ​ | 9 | ​ |  | (17,638) | ​
Other intangible assets, net | ​ | $ | 212,349 | ​ | $ | (37,143) | ​ | $ | — | ​ | $ | 61,310 | ​ | $ | (2,607) | ​ | $ | 233,909 | ​
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | ​ | ​ |  | ​ |  | ​ |  | Acquisitions |  | Effect of |  | ​ | ​ |
​ | ​ | December 31, | ​ | ​ | ​ | ​ | ​ | and | ​ | Foreign | ​ | December 31, |
​ | ​ | 2020 | ​ | Amortization | ​ | Impairments | ​ | Adjustments | ​ | Currency | ​ | 2021 |
Customer relationships, gross | ​ | $ | 173,601 | ​ | $ | — | ​ | $ | — | ​ | $ | 128,186 | ​ | $ | (1,839) | ​ | $ | 299,948 | ​
Customer relationships - accumulated amortization | ​ |  | (68,769) | ​ |  | (25,440) | ​ |  | (671) | ​ |  | — | ​ |  | 1,298 | ​ |  | (93,582) | ​
Other intangible assets, gross | ​ |  | 14,450 | ​ |  | — | ​ |  | — | ​ |  | 5,300 | ​ |  | (19) | ​ |  | 19,731 | ​
Other intangible assets - accumulated amortization | ​ |  | (7,223) | ​ |  | (6,529) | ​ |  | — | ​ |  | — | ​ |  | 4 | ​ |  | (13,748) | ​
Other intangible assets, net | ​ | $ | 112,059 | ​ | $ | (31,969) | ​ | $ | (671) | ​ | $ | 133,486 | ​ | $ | (556) | ​ | $ | 212,349 | ​
​
Future Amortization Expense of Finite Lived Intangible Assets | Expected future amortization of other intangible assets as of December 31, 2022 is as follows (in thousands): ​
​ | ​ | ​ | ​
2023 |  | $ | 35,521
2024 | ​ |  | 32,958
2025 | ​ |  | 31,008
2026 | ​ |  | 30,948
2027 | ​ |  | 30,948
Thereafter | ​ |  | 72,526
Total | ​ | $ | 233,909

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- Definition Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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