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Equity (Tables) | 12 Months Ended
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Dec. 31, 2018
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 |  |  |
|  | Liability |  | Investment |  | Total
Balance, December 31, 2015 |  | $ | (25,047) |  | $ | — |  | $ | (25,047)
Unrealized gains arising during period |  |  | 2,599 |  |  | — |  |  | 2,599
Amounts reclassified from accumulated other comprehensive loss |  |  | 180 |  |  | — |  |  | 180
Income tax expense |  |  | — |  |  | — |  |  | —
Net other comprehensive income |  |  | 2,779 |  |  | — |  |  | 2,779
Balance, December 31, 2016 |  | $ | (22,268) |  | $ | — |  | $ | (22,268)
Unrealized 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)
Unrealized 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)

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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=114867106&loc=SL7669686-108580 + Details
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