v3.20.4

Other Comprehensive Income (Tables) | 12 Months Ended
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Dec. 31, 2020
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] |
Accumulated Other Comprehensive Income | Changes in the balances of each component included in accumulated OCI are presented below. All amounts are net of tax and exclude noncontrolling interest.
| Foreign Currency Translation Adjustment |  | Net Unrealized Gains (Losses) on Available-for-Sale Securities |  | Net Unrealized Gains (Losses) on Cash Flow Hedges |  | Defined Benefit Postretirement Plans |  | Accumulated Other Comprehensive Income
Balance as of December 31, 2017 | $ | (2,054) |  |  | $ | 660 |  |  | $ | 1,402 |  | $ | 7,009 |  | $ | 7,017 |
Other comprehensive income (loss) before reclassifications | (1,030) |  |  | (4) |  |  | (597) |  |  | 830 |  |  | (801) |
Amounts reclassified from accumulated OCI | — |  | 1 | — |  | 1 | 13 |  | 2 | (1,322) |  | 3 | (1,309) |
Net other comprehensive income (loss) | (1,030) |  |  | (4) |  |  | (584) |  |  | (492) |  |  | (2,110) |
Amounts reclassified to retained earnings 4 | — |  |  | (658) |  |  | — |  |  | — |  |  | (658) |
Balance as of December 31, 2018 | (3,084) |  |  | (2) |  |  | 818 |  |  | 6,517 |  |  | 4,249 |
Other comprehensive income (loss) before reclassifications | 28 |  |  | 50 |  |  | (900) |  |  | 3,457 |  |  | 2,635 |
Amounts reclassified from accumulated OCI | — |  | 1 | — |  | 1 | 45 |  | 2 | (1,459) |  | 3 | (1,414) |
Net other comprehensive income (loss) | 28 |  |  | 50 |  |  | (855) |  |  | 1,998 |  |  | 1,221 |
Balance as of December 31, 2019 | (3,056) |  |  | 48 |  |  | (37) |  |  | 8,515 |  |  | 5,470 |
Other comprehensive income (loss) before reclassifications | (870) |  |  | 78 |  |  | (811) |  |  | 2,250 |  |  | 647 |
Amounts reclassified from accumulated OCI | — |  | 1 | (15) |  | 1 | 69 |  | 2 | (1,841) |  | 3 | (1,787) |
Net other comprehensive income (loss) | (870) |  |  | 63 |  |  | (742) |  |  | 409 |  |  | (1,140) |
Balance as of December 31, 2020 | $ | (3,926) |  |  | $ | 111 |  |  | $ | (779) |  |  | $ | 8,924 |  |  | $ | 4,330 |
1(Gains) losses are included in “Other income (expense) – net” in the consolidated statements of income.
2(Gains) losses are included in “Interest expense” in the consolidated statements of income (see Note 13).
3 The amortization of prior service credits associated with postretirement benefits is included in “Other income (expense) – net” in the consolidated statements of income (see Note 15).
4 With the adoption of ASU 2016-01, the unrealized (gains) losses on our equity investments are reclassified to retained earnings (see Note 1).

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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=118930883&loc=SL7669686-108580 + Details
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