Schedule of accumulated other comprehensive income (loss) by component |
The changes in accumulated other comprehensive income (loss) by component are as follows (in thousands):
| | | | | | | | | | | | | | | | | | | | | | Three Months Ended June 30, 2017 | | | | | Pension Plans | | | | Unrealized Gains (Losses) on Securities | | Unrealized Gains (Losses) on Derivatives | | Net Prior Service (Cost) Credit | | Net Gain (Loss) | | Total | Beginning balance, net of tax | $ | (20,425 | ) | | $ | 4,961 |
| | $ | (134 | ) | | $ | (18,993 | ) | | $ | (34,591 | ) | Other comprehensive income (loss): | | | | | | | | | | Other comprehensive income (loss) before reclassifications | 13,221 |
| | (1,768 | ) | | — |
| | — |
| | 11,453 |
| Reclassified from accumulated other comprehensive income (loss) | 288 |
| | 223 |
| | (2 | ) | | 416 |
| | 925 |
| Income tax (expense) benefit | (4,728 | ) | | 541 |
| | — |
| | (145 | ) | | (4,332 | ) | Net current-period other comprehensive income (loss), net of tax | 8,781 |
| | (1,004 | ) | | (2 | ) | | 271 |
| | 8,046 |
| Ending balance, net of tax | $ | (11,644 | ) | | $ | 3,957 |
| | $ | (136 | ) | | $ | (18,722 | ) | | $ | (26,545 | ) | | | | | | | | | | | | Six Months Ended June 30, 2017 | |
| | | Pension Plans | | | | Unrealized Gains (Losses) on Securities | | Unrealized Gains (Losses) on Derivatives | | Net Prior Service (Cost) Credit | | Net Gain (Loss) | | Total | Beginning balance, net of tax | $ | (23,708 | ) | | $ | 4,595 |
| | $ | (133 | ) | | $ | (19,247 | ) | | $ | (38,493 | ) | Other comprehensive income (loss): | | | | | | | | | | Other comprehensive income (loss) before reclassifications | 18,106 |
| | (1,575 | ) | | — |
| | — |
| | 16,531 |
| Reclassified from accumulated other comprehensive income (loss) | 454 |
| | 593 |
| | (4 | ) | | 807 |
| | 1,850 |
| Income tax (expense) benefit | (6,496 | ) | | 344 |
| | 1 |
| | (282 | ) | | (6,433 | ) | Net current-period other comprehensive income (loss), net of tax | 12,064 |
| | (638 | ) | | (3 | ) | | 525 |
| | 11,948 |
| Ending balance, net of tax | $ | (11,644 | ) | | $ | 3,957 |
| | $ | (136 | ) | | $ | (18,722 | ) | | $ | (26,545 | ) |
| | | | | | | | | | | | | | | | | | | | | | Three Months Ended June 30, 2016 | | | | | Pension Plans | | | | Unrealized Gains (Losses) on Securities | | Unrealized Gains (Losses) on Derivatives | | Net Prior Service (Cost) Credit | | Net Gain (Loss) | | Total | Beginning balance, net of tax | $ | 16,245 |
| | $ | (1,459 | ) | | $ | (47 | ) | | $ | (18,132 | ) | | $ | (3,393 | ) | Other comprehensive income (loss): | | | | | | | | | | Other comprehensive income (loss) before reclassifications | 16,247 |
| | (3,594 | ) | | — |
| | — |
| | 12,653 |
| Reclassified from accumulated other comprehensive income (loss) | (641 | ) | | 460 |
| | 8 |
| | 502 |
| | 329 |
| Income tax (expense) benefit | (5,462 | ) | | 1,097 |
| | (3 | ) | | (176 | ) | | (4,544 | ) | Net current-period other comprehensive income (loss), net of tax | 10,144 |
| | (2,037 | ) | | 5 |
| | 326 |
| | 8,438 |
| Ending balance, net of tax | $ | 26,389 |
| | $ | (3,496 | ) | | $ | (42 | ) | | $ | (17,806 | ) | | $ | 5,045 |
| | | | | | | | | | | | Six Months Ended June 30, 2016 | |
| | | Pension Plans | | | | Unrealized Gains (Losses) on Securities | | Unrealized Gains (Losses) on Derivatives | | Net Prior Service (Cost) Credit | | Net Gain (Loss) | | Total | Beginning balance, net of tax | $ | (239 | ) | | $ | — |
| | $ | (44 | ) | | $ | (18,400 | ) | | $ | (18,683 | ) | Other comprehensive income (loss): | | | | | | | | | | Other comprehensive income (loss) before reclassifications | 43,991 |
| | (6,195 | ) | | — |
| | — |
| | 37,796 |
| Reclassified from accumulated other comprehensive income (loss) | (3,025 | ) | | 817 |
| | 4 |
| | 913 |
| | (1,291 | ) | Income tax (expense) benefit | (14,338 | ) | | 1,882 |
| | (2 | ) | | (319 | ) | | (12,777 | ) | Net current-period other comprehensive income (loss), net of tax | 26,628 |
| | (3,496 | ) | | 2 |
| | 594 |
| | 23,728 |
| Ending balance, net of tax | $ | 26,389 |
| | $ | (3,496 | ) | | $ | (42 | ) | | $ | (17,806 | ) | | $ | 5,045 |
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