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Changes in Accumulated Other Comprehensive Loss by Component (Tables) | 9 Months Ended
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Sep. 30, 2021
Changes in Accumulated Other Comprehensive Loss by Component |
Schedule of changes to accumulated other comprehensive loss by component | Changes to accumulated other comprehensive loss by component for the nine months ended September 30, 2021 are as follows: ​ ​ ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Unrealized | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Net Loss | ​ | ​ | Retiree | ​ | ​ | ​ | ​
​ | ​ | on Interest | ​ | ​ | Health | ​ | ​ | ​ | ​
​ | ​ | Rate | ​ | ​ | Benefit | ​ | ​ | ​ | ​
​ | ​ | Swap | ​ | ​ | Obligation | ​ | ​ | Total
Balance at December 31, 2020 | ​ | $ | (7,608) | ​ | $ | 2,113 | ​ | ​ | $ | (5,495)
Other comprehensive loss before reclassifications | ​ | ​ | (177) | ​ | ​ | — | ​ | ​ | ​ | (177)
Amounts reclassified from accumulated other comprehensive loss: (1) | ​ | ​ | 2,355 | ​ | ​ | (173) | ​ | ​ | ​ | 2,182
Balance at September 30, 2021 | ​ | $ | (5,430) | ​ | $ | 1,940 | ​ | ​ | $ | (3,490)
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
(1) Amounts reclassified from accumulated other comprehensive loss: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Amortization of Other Postretirement Benefit items: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Actuarial gains | ​ | $ | (234) | ​ | ​ | ​ | ​ | ​ | ​ | ​
Tax expense | ​ | ​ | 61 | ​ | ​ | ​ | ​ | ​ | ​ | ​
Reclassification net of tax | ​ | $ | (173) | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Realized losses on interest rate swaps reclassified to interest expense | ​ | $ | 3,182 | ​ | ​ | ​ | ​ | ​ | ​ | ​
Tax benefit | ​ | ​ | (827) | ​ | ​ | ​ | ​ | ​ | ​ | ​
Reclassification net of tax | ​ | $ | 2,355 | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ ​ ​ ​ ​ Changes to accumulated other comprehensive loss by component for the nine months ended September 30, 2020 are as follows: ​ ​ ​ ​ ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Unrealized | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Net Loss | ​ | ​ | Retiree | ​ | ​ | ​
​ | ​ | on Interest | ​ | ​ | Health | ​ | ​ | ​
​ | ​ | Rate | ​ | ​ | Benefit | ​ | ​ | ​
​ | ​ | Swap | ​ | ​ | Obligation | ​ | Total
Balance at December 31, 2019 | ​ | $ | (5,023) | ​ | $ | 2,209 | ​ | $ | (2,814)
Other comprehensive gain before reclassifications | ​ | ​ | (4,837) | ​ | ​ | - | ​ | ​ | (4,837)
Amounts reclassified from accumulated other comprehensive loss: (1) | ​ | ​ | 1,685 | ​ | ​ | (171) | ​ | ​ | 1,514
Balance at September 30, 2020 | ​ | $ | (8,175) | ​ | $ | 2,038 | ​ | $ | (6,137)
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
(1) Amounts reclassified from accumulated other comprehensive loss: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Amortization of Other Postretirement Benefit items: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Actuarial gains | ​ | $ | (231) | ​ | ​ | ​ | ​ | ​ | ​
Tax expense | ​ | ​ | 60 | ​ | ​ | ​ | ​ | ​ | ​
Reclassification net of tax | ​ | $ | (171) | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Realized losses on interest rate swaps reclassified to interest expense | ​ | $ | 2,277 | ​ | ​ | ​ | ​ | ​ | ​
Tax benefit | ​ | ​ | (592) | ​ | ​ | ​ | ​ | ​ | ​
Reclassification net of tax | ​ | $ | 1,685 | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​

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