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7. Accumulated Other Comprehensive Income 7. Accumulated Other Comprehensive Income (Tables) | 6 Months Ended
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Jun. 30, 2020
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] | Accumulated other comprehensive income included in our condensed consolidated balance sheets consists of the following components (in millions):
| Foreign currency translation adjustments | Foreign other post-employment benefits adjustments | Net unrealized holding gains on available-for-sale investments | Total accumulated other comprehensive income (loss)
Balances as of January 1, 2020: | $ | (72.4) |  | $ | (22.2) |  | $ | 7.2 |  | $ | (87.4) |
Other comprehensive income (loss), before reclassifications | 22.0 |  | (0.3) |  | 4.7 |  | 26.4 |
Amounts reclassified from Accumulated other comprehensive income | — |  | 0.7 |  | (0.6) |  | 0.1 |
Income tax effects | 0.4 |  | 0.2 |  | (0.9) |  | (0.3) |
Other comprehensive income, net of income taxes | 22.4 |  | 0.6 |  | 3.2 |  | 26.2 |
Balances as of June 30, 2020: | $ | (50.0) |  | $ | (21.6) |  | $ | 10.4 |  | $ | (61.2) |
| Foreign currency translation adjustments | Foreign other post-employment benefits adjustments | Net unrealized holding gains on available-for-sale investments | Total accumulated other comprehensive income (loss)
Balances as of January 1, 2019: | $ | (35.5) |  | $ | (14.8) |  | $ | 3.3 |  | $ | (47.0) |
Other comprehensive (loss) income, before reclassifications | (6.5) |  | (0.3) |  | 4.4 |  | (2.4) |
Amounts reclassified from Accumulated other comprehensive income | — |  | 0.4 |  | (0.1) |  | 0.3 |
Income tax effects | — |  | — |  | (0.5) |  | (0.5) |
Other comprehensive (loss) income, net of income taxes | (6.5) |  | 0.1 |  | 3.8 |  | (2.6) |
Balances as of June 30, 2019: | $ | (42.0) |  | $ | (14.7) |  | $ | 7.1 |  | $ | (49.6) |
Reclassification Out of Accumulated Other Comprehensive Income [Table Text Block] | The impact to income before taxes for amounts reclassified out of Accumulated other comprehensive income into the condensed consolidated statements of income, with presentation location, were as follows (in millions):
|  | Three Months Ended |  |  |  | Six Months Ended |  |  |  |
|  | June 30, |  |  |  | June 30, |  |  |  |
Components of Comprehensive income |  | 2020 |  | 2019 |  | 2020 |  | 2019 |  | Location
Amortization of foreign other post-employment benefit items |  | $ | (0.4) |  |  | $ | (0.2) |  |  | $ | (0.7) |  |  | $ | (0.4) |  |  | Other (income) expense, net
Net holding gains on equity securities and available-for-sale investments |  | $ | 0.2 |  |  | $ | 0.1 |  |  | $ | 0.6 |  |  | $ | 0.1 |  |  | Other (income) expense, net

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