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v3.23.1

Intangible Assets, Net (Tables) | 12 Months Ended
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Dec. 31, 2022
Intangible Assets, Net |
Schedule of intangible assets | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, 2022
​ | ​ | ​ | ​ | Accumulated | ​ | ​
(Thousands) |  | Cost |  | Amortization |  | Net
Customer relationships | ​ | $ | 148,648 | ​ | $ | (18,778) | ​ | $ | 129,870
Favorable lease asset | ​ | ​ | 710 | ​ | ​ | (140) | ​ | ​ | 570
Software | ​ | ​ | 919 | ​ | ​ | (473) | ​ | ​ | 446
Intangible assets, net | ​ | $ | 150,277 | ​ | $ | (19,391) | ​ | $ | 130,886
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, 2021
​ | ​ | ​ | ​ | Accumulated | ​ | ​
(Thousands) |  | Cost |  | Amortization |  | Net
Customer relationships | ​ | $ | 137,500 | ​ | $ | (12,091) | ​ | $ | 125,409
Favorable lease asset | ​ | ​ | 220 | ​ | ​ | (79) | ​ | ​ | 141
Software | ​ | ​ | 758 | ​ | ​ | (394) | ​ | ​ | 364
Intangible assets, net | ​ | $ | 138,478 | ​ | $ | (12,564) | ​ | $ | 125,914
​
Schedule of estimated amortization expense for intangible assets | ​
​ | ​ | ​ | ​
(Thousands) |  | ​ | ​
2023 | ​ | $ | 7,588
2024 | ​ | ​ | 7,465
2025 | ​ | ​ | 7,287
2026 | ​ | ​ | 7,194
2027 | ​ | ​ | 7,194
Thereafter | ​ | ​ | 94,158
Total | ​ | $ | 130,886

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