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Schedule II - Aflac Incorporated (Parent Only) - Condensed Balance Sheet (Detail 1) - USD ($) $ in Millions | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | --- | --- | ---
Investments and cash: |  |  |  |  |
Fixed maturity securities available for sale, at fair value (amortized cost $1,506 in 2019 and $1,209 in 2018) |  | $ 91,262 | $ 82,895 |  |
Other investments |  | 1,477 | 787 |  |
Cash and cash equivalents |  | 4,896 | 4,337 | $ 3,491 | $ 4,859
Total investments and cash |  | 138,091 | 126,243 |  |
Other assets |  | 2,368 | 2,221 |  |
Total assets |  | 152,768 | 140,406 |  |
Liabilities: |  |  |  |  |
Notes payable |  | 6,408 | 5,765 |  |
Other liabilities |  | 3,440 | 2,906 |  |
Total liabilities |  | 123,809 | 116,944 |  |
Shareholders' equity: |  |  |  |  |
Common stock of $.10 par value. In thousands: authorized 1,900,000 shares in 2019 and 2018; issued 1,349,309 shares in 2019 and 1,347,540 shares in 2018 |  | 135 | 135 |  |
Additional paid-in capital |  | 2,313 | 2,177 |  |
Retained earnings |  | 34,291 | 31,788 |  |
Accumulated other comprehensive income (loss): |  |  |  |  |
Unrealized foreign currency translation gains (losses) |  | (1,623) | (1,847) |  |
Unrealized gains (losses) on fixed maturity securities |  | 8,548 | 4,234 |  |
Unrealized gains (losses) on derivatives |  | (33) | (24) |  |
Pension liability adjustment |  | (277) | (212) |  |
Treasury stock, at average cost |  | (14,395) | (12,789) |  |
Total shareholders' equity |  | 28,959 | 23,462 | 24,598 | 20,482
Total liabilities and shareholders' equity |  | 152,768 | 140,406 |  |
Parent Company |  |  |  |  |
Investments and cash: |  |  |  |  |
Fixed maturity securities available for sale, at fair value (amortized cost $1,506 in 2019 and $1,209 in 2018) |  | 1,567 | 1,222 |  |
Investments in subsidiaries | [1] | 30,744 | 26,230 |  |
Other investments |  | 36 | 21 |  |
Cash and cash equivalents |  | 2,508 | 1,767 | $ 1,725 | $ 2,037
Total investments and cash |  | 34,855 | 29,240 |  |
Due from subsidiaries | [1] | 170 | 98 |  |
Income taxes receivable |  | 337 | 176 |  |
Other assets |  | 405 | 390 |  |
Total assets |  | 35,767 | 29,904 |  |
Liabilities: |  |  |  |  |
Employee benefit plans |  | 323 | 310 |  |
Notes payable |  | 6,136 | 5,765 |  |
Other liabilities |  | 349 | 367 |  |
Total liabilities |  | 6,808 | 6,442 |  |
Shareholders' equity: |  |  |  |  |
Common stock of $.10 par value. In thousands: authorized 1,900,000 shares in 2019 and 2018; issued 1,349,309 shares in 2019 and 1,347,540 shares in 2018 |  | 135 | 135 |  |
Additional paid-in capital |  | 2,313 | 2,177 |  |
Retained earnings |  | 34,291 | 31,788 |  |
Accumulated other comprehensive income (loss): |  |  |  |  |
Unrealized foreign currency translation gains (losses) |  | (1,623) | (1,847) |  |
Unrealized gains (losses) on fixed maturity securities |  | 8,548 | 4,234 |  |
Unrealized gains (losses) on derivatives |  | (33) | (24) |  |
Pension liability adjustment |  | (277) | (212) |  |
Treasury stock, at average cost |  | (14,395) | (12,789) |  |
Total shareholders' equity |  | 28,959 | 23,462 |  |
Total liabilities and shareholders' equity |  | $ 35,767 | $ 29,904 |  |
[1] | Eliminated in consolidation

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