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Accumulated Other Comprehensive Loss | 12 Months Ended
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Mar. 31, 2020
Equity [Abstract] |
Accumulated Other Comprehensive Loss | Accumulated Other Comprehensive Loss The following tables present the changes in the components of accumulated other comprehensive loss for the years ended March 31, 2020 and March 31, 2019:
| Unrealized Holding Gains (Losses) Available-for-sale Securities |  | Minimum Pension Liability |  | Foreign Currency |  | Total
Balance at March 31, 2019 | $ | 0.2 |  |  | $ | (6.2 | ) |  | $ | (14.7 | ) |  | $ | (20.7 | )
Impact of change in accounting principle | (0.2 | ) |  | (1.1 | ) |  | — |  |  | (1.3 | )
Opening Balance as of April 1, 2019 | $ | — |  |  | $ | (7.3 | ) |  | $ | (14.7 | ) |  | $ | (22.0 | )
Other comprehensive income (loss) before reclassifications | — |  |  | 1.4 |  |  | (1.8 | ) |  | (0.4 | )
Amounts reclassified from accumulated other comprehensive income (loss) | — |  |  | 0.8 |  |  | — |  |  | 0.8 |
Net other comprehensive income (loss) | — |  |  | 2.2 |  |  | (1.8 | ) |  | 0.4 |
Balance at March 31, 2020 | $ | — |  |  | $ | (5.1 | ) |  | $ | (16.5 | ) |  | $ | (21.6 | )
| Unrealized Holding Gains (Losses) Available-for-sale Securities |  | Minimum Pension Liability |  | Foreign Currency |  | Total
Balance at March 31, 2018 | $ | 1.9 |  |  | $ | (10.1 | ) |  | $ | (9.4 | ) |  | $ | (17.6 | )
Impact of change in accounting principle | (1.7 | ) |  | — |  |  | — |  |  | (1.7 | )
Opening Balance as of April 1, 2018 | $ | 0.2 |  |  | $ | (10.1 | ) |  | $ | (9.4 | ) |  | $ | (19.3 | )
Other comprehensive (loss) income before reclassifications | (5.6 | ) |  | 2.9 |  |  | (5.3 | ) |  | (8.0 | )
Amounts reclassified from accumulated other comprehensive income | 5.6 |  |  | 1.0 |  |  | — |  |  | 6.6 |
Net other comprehensive income (loss) | — |  |  | 3.9 |  |  | (5.3 | ) |  | (1.4 | )
Balance at March 31, 2019 | $ | 0.2 |  |  | $ | (6.2 | ) |  | $ | (14.7 | ) |  | $ | (20.7 | )
The table below details where reclassifications of realized transactions out of accumulated other comprehensive loss are recorded on the consolidated statements of income (amounts in millions):
| Year ended March 31, |  |
Description of AOCI Component | 2020 |  | 2019 |  | 2018 |  | Related Statement of Income Line
Unrealized losses on available-for-sale securities | $ | — |  |  | $ | (5.6 | ) |  | $ | (15.2 | ) |  | Other income, net
Amortization of actuarial loss | (0.8 | ) |  | (1.0 | ) |  | (0.8 | ) |  | Other income, net
Reclassification of realized transactions, net of taxes | $ | (0.8 | ) |  | $ | (6.6 | ) |  | $ | (16.0 | ) |  | Net Income

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- Definition The entire disclosure for comprehensive income, which includes, but is not limited to, 1) the amount of income tax expense or benefit allocated to each component of other comprehensive income, including reclassification adjustments, 2) the reclassification adjustments for each classification of other comprehensive income and 3) the ending accumulated balances for each component of comprehensive income. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -URI http://asc.fasb.org/topic&trid=2134417 + Details
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- References No definition available. + Details
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