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Accumulated Other Comprehensive Loss | 3 Months Ended
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Mar. 31, 2019
Partners' Capital, Comprehensive Income [Abstract] |
Comprehensive Income (Loss) Note [Text Block] | 14. Accumulated Other Comprehensive Loss The following table presents the changes in each component of accumulated other comprehensive loss, net of tax, for the three months ended March 31, 2019 and 2018 (in thousands):
|  | Three months ended |  |  | Three months ended |
|  | March 31, 2019 |  |  | March 31, 2018 |
|  | Net |  |  |  |  |  |  |  |  | Net |  |  |  |  |  |  |
|  | Unrealized |  |  |  |  |  |  |  |  | Unrealized |  |  |  |  |  |  |
|  | Gains and |  |  |  |  |  |  |  |  | Gains and |  |  |  |  |  |  |
|  | (Losses) on |  |  | Defined |  |  |  |  |  | (Losses) on |  |  | Defined |  |  |  |
|  | Investment |  |  | Benefit |  |  |  |  |  | Investment |  |  | Benefit |  |  |  |
|  | Securities |  |  | Pension |  |  |  |  |  | Securities |  |  | Pension |  |  |  |
|  | AFS (1) |  |  | Items (1) |  |  | Total (1) |  |  | AFS (1) |  |  | Items (1) |  |  | Total (1) |
Beginning balance |  | $ | (1,409 | ) |  | $ | (12,816 | ) |  | $ | (14,225 | ) |  | $ | (327 | ) |  | $ | (12,623 | ) |  | $ | (12,950 | )
Other comprehensive income (loss) before reclassifications |  |  | 1,393 |  |  |  | (1,739 | ) |  |  | (346 | ) |  |  | (1,316 | ) |  |  | 517 |  |  |  | (799 | )
Amounts reclassified from accumulated other comprehensive loss |  |  | — |  |  |  | 289 |  |  |  | 289 |  |  |  | 117 |  |  |  | 308 |  |  |  | 425 |
Net current period other comprehensive income (loss) |  |  | 1,393 |  |  |  | (1,450 | ) |  |  | (57 | ) |  |  | (1,199 | ) |  |  | 825 |  |  |  | (374 | )
Ending balance |  | $ | (16 | ) |  | $ | (14,266 | ) |  | $ | (14,282 | ) |  | $ | (1,526 | ) |  | $ | (11,798 | ) |  | $ | (13,324 | )
| (1) | Amounts in parentheses indicate debits on the Consolidated Balance Sheets.
The following table presents the amounts reclassified out of each component of accumulated other comprehensive loss for the three months ended March 31, 2019 and 2018 (in thousands):
|  | Amount reclassified from accumulated other comprehensive loss (1) |  |  |
Details about accumulated other comprehensive loss components |  | For the three months ended March 31, 2019 |  |  | For the three months ended March 31, 2018 |  |  | Affected line item in the consolidated statement of operations
Realized loss on sale of securities |  | $ | — |  |  | $ | 148 |  |  | Net realized loss on investment securities
|  |  | — |  |  |  | (31 | ) |  | Provision for income tax expense
|  | $ | — |  |  | $ | 117 |  |  | Net of tax
Amortization of estimated defined benefit pension plan loss |  | $ | 366 |  |  | $ | 390 |  |  | Other expense
|  |  | (77 | ) |  |  | (82 | ) |  | Provision for income tax expense
|  | $ | 289 |  |  | $ | 308 |  |  | Net of tax
Total reclassifications for the period |  | $ | 289 |  |  | $ | 425 |  |  | Net income
| (1) | Amounts in parentheses indicate credits.

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- Definition The entire disclosure for comprehensive income, which includes, but is not limited to, 1) the amount of income tax expense or benefit allocated to each component of other comprehensive income, including reclassification adjustments, 2) the reclassification adjustments for each classification of other comprehensive income and 3) the ending accumulated balances for each component of comprehensive income. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -URI http://asc.fasb.org/topic&trid=2134417 + Details
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Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_PartnersCapitalComprehensiveIncomeAbstract
Namespace Prefix: | us-gaap_
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Period Type: | duration