Schedule of changes in accumulated other comprehensive (loss) income by component, net of tax | Changes in accumulated other comprehensive (loss) income by component, net of tax, were as follows for the periods indicated:
| | | | | | | | | | | | | | Year Ended December 31, 2016 | | Investment Securities Available-for-Sale | | Postretirement Benefits | | Accumulated Other Comprehensive Loss | | (In Thousands) | Balance at December 31, 2015 | $ | (2,827 | ) | | $ | 351 |
| | $ | (2,476 | ) | Other comprehensive (loss) income | (1,386 | ) | | 44 |
| | (1,342 | ) | Balance at December 31, 2016 | $ | (4,213 | ) | | $ | 395 |
| | $ | (3,818 | ) |
| | | | | | | | | | | | | | Year Ended December 31, 2015 | | Investment Securities Available-for-Sale | | Postretirement Benefits | | Accumulated Other Comprehensive Loss | | (In Thousands) | Balance at December 31, 2014 | $ | (1,733 | ) | | $ | 111 |
| | $ | (1,622 | ) | Other comprehensive (loss) income
| (1,094 | ) | | 240 |
| | (854 | ) | Balance at December 31, 2015 | $ | (2,827 | ) | | $ | 351 |
| | $ | (2,476 | ) |
| | | | | | | | | | | | | | Year Ended December 31, 2014 | | Investment Securities Available-for-Sale | | Postretirement Benefits | | Accumulated Other Comprehensive Income | | (In Thousands) | Balance at December 31, 2013 | $ | (8,332 | ) | | $ | 417 |
| | $ | (7,915 | ) | Other comprehensive income (loss) | 6,599 |
| | (306 | ) | | 6,293 |
| Balance at December 31, 2014 | $ | (1,733 | ) | | $ | 111 |
| | $ | (1,622 | ) |
|
Summary of the amounts reclassified from accumulated other comprehensive income (loss) | The following is a summary of the amounts reclassified from accumulated other comprehensive income (loss) for the years ended December 31, 2016, 2015, and 2014.
| | | | | | | | | | | | | | | | Year Ended December 31, | | Income Statement Line Affected by Reclassification | | 2016 | | 2015 | | 2014 | | | (In Thousands) | | | Other Comprehensive Income (Loss) Component | | | | | | | | | | | | | | | | Unrealized gains on investment securities available-for-sale: | | | | | | | | $ | — |
| | $ | — |
| | $ | 65 |
| | Gain on sales of securities,net | | — |
| | — |
| | (23 | ) | | Provision for income taxes | Total reclassifications for the period | $ | — |
| | $ | — |
| | $ | 42 |
| | Net income |
|