(in millions) | |||||||||||
Years Ended December 31 | 2013 | 2012 | 2011 | ||||||||
Accumulated net unrealized (losses) gains on investment securities available-for-sale: | |||||||||||
Balance at beginning of period, net of tax | $ | 150 | $ | 129 | $ | 14 | |||||
Net unrealized holding (losses) gains arising during the period | (343 | ) | 48 | 202 | |||||||
Less: (Benefit) provision for income taxes | (126 | ) | 18 | 74 | |||||||
Net unrealized holding (losses) gains arising during the period, net of tax | (217 | ) | 30 | 128 | |||||||
Less: | |||||||||||
Net realized gains included in net securities gains | 1 | 14 | 21 | ||||||||
Less: Provision for income taxes | — | 5 | 8 | ||||||||
Reclassification adjustment for net securities gains included in net income, net of tax | 1 | 9 | 13 | ||||||||
Change in net unrealized (losses) gains on investment securities available-for-sale, net of tax | (218 | ) | 21 | 115 | |||||||
Balance at end of period, net of tax | $ | (68 | ) | $ | 150 | $ | 129 | ||||
Accumulated defined benefit pension and other postretirement plans adjustment: | |||||||||||
Balance at beginning of period, net of tax | $ | (563 | ) | $ | (485 | ) | $ | (405 | ) | ||
Actuarial gain (loss) arising during the period | 286 | (192 | ) | (176 | ) | ||||||
Less: Provision (benefit) for income taxes | 103 | (70 | ) | (64 | ) | ||||||
Net defined benefit pension and other postretirement adjustment arising during the period, net of tax | 183 | (122 | ) | (112 | ) | ||||||
Less: | |||||||||||
Amortization of actuarial net loss | (89 | ) | (62 | ) | (42 | ) | |||||
Amortization of prior service cost | (2 | ) | (3 | ) | (3 | ) | |||||
Amortization of transition obligation | — | (4 | ) | (4 | ) | ||||||
Amounts recognized in employee benefits expense | (91 | ) | (69 | ) | (49 | ) | |||||
Less: Benefit for income taxes | (34 | ) | (25 | ) | (17 | ) | |||||
Adjustment for amounts recognized as components of net periodic benefit cost during the period, net of tax | (57 | ) | (44 | ) | (32 | ) | |||||
Change in defined benefit pension and other postretirement plans adjustment, net of tax | 240 | (78 | ) | (80 | ) | ||||||
Balance at end of period, net of tax | $ | (323 | ) | $ | (563 | ) | $ | (485 | ) | ||
Accumulated net gains on cash flow hedges: | |||||||||||
Balance at beginning of period, net of tax | $ | — | $ | — | $ | 2 | |||||
Net cash flow hedge losses arising during the period | — | — | (2 | ) | |||||||
Less: Benefit for income taxes | — | — | (1 | ) | |||||||
Net cash flow hedge losses arising during the period, net of tax | — | — | (1 | ) | |||||||
Less: | |||||||||||
Net cash flow hedge gains recognized in interest and fees on loans | — | — | 1 | ||||||||
Less: Provision for income taxes | — | — | — | ||||||||
Reclassification adjustment for net cash flow gains included in net income, net of tax | — | — | 1 | ||||||||
Change in net cash flow hedge gains, net of tax | — | — | (2 | ) | |||||||
Balance at end of period, net of tax | $ | — | $ | — | $ | — | |||||
Total accumulated other comprehensive loss at end of period, net of tax | $ | (391 | ) | $ | (413 | ) | $ | (356 | ) |