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Accumulated Other Comprehensive Loss (Tables) | 3 Months Ended
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Apr. 30, 2019
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] |
Schedule of Accumulated other comprehensive loss, net of taxes | Accumulated other comprehensive loss, net of taxes, consisted of the following at April 30, 2019:
| Net Unrealized Gains (Losses) on Derivative Instruments |  | Net Unrealized Gains (Losses) on Available-for-Sale Debt Securities |  | Defined Benefit Pension Components |  | Foreign Currency Translation Adjustments |  | Total
Balances, January 31, 2019 | $ | 15.0 |  |  | $ | 3.3 |  |  | $ | (16.3 | ) |  | $ | (137.0 | ) |  | $ | (135.0 | )
Other comprehensive income (loss) before reclassifications | 4.3 |  |  | 1.5 |  |  | — |  |  | (10.8 | ) |  | (5.0 | )
Pre-tax losses reclassified from accumulated other comprehensive loss | (0.7 | ) |  | — |  |  | (0.7 | ) |  | — |  |  | (1.4 | )
Tax effects | (0.3 | ) |  | (0.4 | ) |  | 0.1 |  |  | 0.4 |  |  | (0.2 | )
Net current period other comprehensive income (loss) | 3.3 |  |  | 1.1 |  |  | (0.6 | ) |  | (10.4 | ) |  | (6.6 | )
Balances, April 30, 2019 | $ | 18.3 |  |  | $ | 4.4 |  |  | $ | (16.9 | ) |  | $ | (147.4 | ) |  | $ | (141.6 | )

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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=114867106&loc=SL7669686-108580 + Details
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