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Condensed Consolidated Statements of Shareholders’ Equity (unaudited) - USD ($) $ in Millions | Total | Preferred Stock | Preferred stock additional capital paid-in | Common stock par value | Common stock additional capital paid-in | Retained income | Deferred ESOP expense | Treasury stock | Accumulated other comprehensive income (loss)
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Balance, beginning of period at Dec. 31, 2017 |  |  | $ 1,746 |  | $ 3,313 | $ 41,579 |  | $ (25,982) | $ 1,889
Increase (decrease) in equity |  |  |  |  |  |  |  |  |
Preferred stock issuance, net of issuance costs |  |  | 557 |  |  |  |  |  |
Forward contract on accelerated share repurchase agreement |  |  |  |  | 45 |  |  |  |
Activity under equity incentive plans |  |  |  |  | 83 |  |  |  |
Net income | $ 2,702 |  |  |  |  | 2,702 |  |  |
Dividends on common stock (declared per share of $0.50, $0.46, $1.50 and $1.38) |  |  |  |  |  | (488) |  |  |
Dividends on preferred stock |  |  |  |  |  | (105) |  |  |
Shares acquired |  |  |  |  |  |  |  | (1,117) |
Shares reissued under equity incentive plans, net |  |  |  |  |  |  |  | 88 |
Change in unrealized net capital gains and losses | (768) |  |  |  |  |  |  |  | (768)
Change in unrealized foreign currency translation adjustments | (22) |  |  |  |  |  |  |  | (22)
Change in unamortized pension and other postretirement prior service credit | (45) |  |  |  |  |  |  |  | (45)
Balance, end of period at Sep. 30, 2018 | $ 23,659 | $ 0 | 2,303 | $ 9 | 3,441 | 44,776 | $ (3) | (27,011) | 144
Increase (decrease) in equity |  |  |  |  |  |  |  |  |
Dividends (in USD per share) | $ 1.38 |  |  |  |  |  |  |  |
Balance, beginning of period at Jun. 30, 2018 |  |  | 2,303 |  | 3,391 | 43,997 |  | (26,818) | 243
Increase (decrease) in equity |  |  |  |  |  |  |  |  |
Preferred stock issuance, net of issuance costs |  |  | 0 |  |  |  |  |  |
Forward contract on accelerated share repurchase agreement |  |  |  |  | 0 |  |  |  |
Activity under equity incentive plans |  |  |  |  | 50 |  |  |  |
Net income | $ 979 |  |  |  |  | 979 |  |  |
Dividends on common stock (declared per share of $0.50, $0.46, $1.50 and $1.38) |  |  |  |  |  | (163) |  |  |
Dividends on preferred stock |  |  |  |  |  | (37) |  |  |
Shares acquired |  |  |  |  |  |  |  | (225) |
Shares reissued under equity incentive plans, net |  |  |  |  |  |  |  | 32 |
Change in unrealized net capital gains and losses | (70) |  |  |  |  |  |  |  | (70)
Change in unrealized foreign currency translation adjustments | (14) |  |  |  |  |  |  |  | (14)
Change in unamortized pension and other postretirement prior service credit | (15) |  |  |  |  |  |  |  | (15)
Balance, end of period at Sep. 30, 2018 | $ 23,659 | 0 | 2,303 | 9 | 3,441 | 44,776 | (3) | (27,011) | 144
Increase (decrease) in equity |  |  |  |  |  |  |  |  |
Dividends (in USD per share) | $ 0.46 |  |  |  |  |  |  |  |
Balance, beginning of period at Dec. 31, 2018 | $ 21,312 |  | 1,930 |  | 3,310 | 44,033 |  | (28,085) | 118
Increase (decrease) in equity |  |  |  |  |  |  |  |  |
Preferred stock issuance, net of issuance costs |  |  | 1,122 |  |  |  |  |  |
Forward contract on accelerated share repurchase agreement |  |  |  |  | 150 |  |  |  |
Activity under equity incentive plans |  |  |  |  | 51 |  |  |  |
Net income | 3,074 |  |  |  |  | 3,074 |  |  |
Dividends on common stock (declared per share of $0.50, $0.46, $1.50 and $1.38) |  |  |  |  |  | (498) |  |  |
Dividends on preferred stock |  |  |  |  |  | (103) |  |  |
Shares acquired |  |  |  |  |  |  |  | (1,107) |
Shares reissued under equity incentive plans, net |  |  |  |  |  |  |  | 129 |
Change in unrealized net capital gains and losses | 2,025 |  |  |  |  |  |  |  | 2,025
Change in unrealized foreign currency translation adjustments | (1) |  |  |  |  |  |  |  | (1)
Change in unamortized pension and other postretirement prior service credit | (35) |  |  |  |  |  |  |  | (35)
Balance, end of period at Sep. 30, 2019 | $ 26,140 | 0 | 3,052 | 9 | 3,511 | 46,527 | (3) | (29,063) | 2,107
Increase (decrease) in equity |  |  |  |  |  |  |  |  |
Dividends (in USD per share) | $ 1.5 |  |  |  |  |  |  |  |
Balance, beginning of period at Jun. 30, 2019 |  |  | 1,930 |  | 3,477 | 45,803 |  | (28,500) | 1,760
Increase (decrease) in equity |  |  |  |  |  |  |  |  |
Preferred stock issuance, net of issuance costs |  |  | 1,122 |  |  |  |  |  |
Forward contract on accelerated share repurchase agreement |  |  |  |  | 0 |  |  |  |
Activity under equity incentive plans |  |  |  |  | 34 |  |  |  |
Net income | $ 931 |  |  |  |  | 931 |  |  |
Dividends on common stock (declared per share of $0.50, $0.46, $1.50 and $1.38) |  |  |  |  |  | (165) |  |  |
Dividends on preferred stock |  |  |  |  |  | (42) |  |  |
Shares acquired |  |  |  |  |  |  |  | (609) |
Shares reissued under equity incentive plans, net |  |  |  |  |  |  |  | 46 |
Change in unrealized net capital gains and losses | 369 |  |  |  |  |  |  |  | 369
Change in unrealized foreign currency translation adjustments | (10) |  |  |  |  |  |  |  | (10)
Change in unamortized pension and other postretirement prior service credit | (12) |  |  |  |  |  |  |  | (12)
Balance, end of period at Sep. 30, 2019 | $ 26,140 | $ 0 | $ 3,052 | $ 9 | $ 3,511 | $ 46,527 | $ (3) | $ (29,063) | $ 2,107
Increase (decrease) in equity |  |  |  |  |  |  |  |  |
Dividends (in USD per share) | $ 0.5 |  |  |  |  |  |  |  |

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