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v3.19.3.a.u2

Equity (Tables) | 12 Months Ended
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Dec. 31, 2019
Equity |
Summary of Changes in Accumulated Other Comprehensive Loss by Component | Changes in accumulated other comprehensive loss by component consisted of the following (amounts in thousands):
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | ​ | ​ |  | Other-Than- |  | ​ |  | ​ | ​
​ | ​ | Minimum | ​ | Temporary | ​ | ​ | ​ | ​ | ​
​ | ​ | Pension | ​ | Impairment of | ​ | Interest Rate | ​ | ​ | ​
​ | ​ | Liability | ​ | Investment | ​ | Derivatives | ​ | Total
Balance, December 31, 2016 | ​ | $ | (22,268) | ​ | $ | — | ​ | $ | — | ​ | $ | (22,268)
Gains (losses) arising during period | ​ |  | 3,111 | ​ |  | (6,543) | ​ |  | — | ​ |  | (3,432)
Amounts reclassified from accumulated other comprehensive loss | ​ |  | 60 | ​ |  | — | ​ |  | — | ​ |  | 60
Income tax expense | ​ |  | (1,052) | ​ |  | — | ​ |  | — | ​ |  | (1,052)
Net other comprehensive income (loss) | ​ |  | 2,119 | ​ |  | (6,543) | ​ |  | — | ​ |  | (4,424)
Balance, December 31, 2017 | ​ | $ | (20,149) | ​ | $ | (6,543) | ​ | $ | — | ​ | $ | (26,692)
Losses arising during period | ​ |  | (2,231) | ​ |  | — | ​ |  | — | ​ |  | (2,231)
Amounts reclassified from accumulated other comprehensive loss | ​ |  | (64) | ​ |  | 333 | ​ |  | — | ​ |  | 269
Income tax benefit | ​ |  | 630 | ​ |  | — | ​ |  | — | ​ |  | 630
Net other comprehensive income (loss) | ​ |  | (1,665) | ​ |  | 333 | ​ |  | — | ​ |  | (1,332)
Balance, December 31, 2018 | ​ | $ | (21,814) | ​ | $ | (6,210) | ​ | $ | — | ​ | $ | (28,024)
Gains arising during period | ​ |  | 693 | ​ |  | — | ​ |  | 3,539 | ​ |  | 4,232
Amounts reclassified from accumulated other comprehensive loss | ​ |  | 97 | ​ |  | 333 | ​ |  | (1,905) | ​ |  | (1,475)
Income tax expense | ​ |  | (185) | ​ |  | — | ​ |  | — | ​ |  | (185)
Net other comprehensive income | ​ |  | 605 | ​ |  | 333 | ​ |  | 1,634 | ​ |  | 2,572
Transition adjustment related to adoption of ASU 2018-02 (see Note 1) | ​ | ​ | (2,707) | ​ | ​ | — | ​ | ​ | — | ​ | ​ | (2,707)
Balance, December 31, 2019 | ​ | $ | (23,916) | ​ | $ | (5,877) | ​ | $ | 1,634 | ​ | $ | (28,159)

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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=118930883&loc=SL7669686-108580 + Details
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