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Accumulated Other Comprehensive Loss (Tables) | 12 Months Ended
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Jan. 31, 2017
Accumulated Other Comprehensive Income (loss) [Abstract] |
Schedule of Accumulated Other Comprehensive (Loss) Income | Accumulated other comprehensive loss, net of taxes, consisted of the following:
| Net Unrealized Gains (Losses) on Derivative Instruments |  | Net Unrealized Gains (Losses) on Available for Sale Securities |  | Defined Benefit Pension Components |  | Foreign Currency Translation Adjustments |  | Total
Balances, January 31, 2015 | $ | 42.8 |  |  | $ | 1.6 |  |  | $ | (23.7 | ) |  | $ | (74.0 | ) |  | $ | (53.3 | )
Other comprehensive income (loss) before reclassifications | 1.6 |  |  | (1.3 | ) |  | (6.8 | ) |  | (35.2 | ) |  | (41.7 | )
Pre-tax (gains) losses reclassified from accumulated other comprehensive income | (29.3 | ) |  | (0.1 | ) |  | 1.3 |  |  | — |  |  | (28.1 | )
Tax effects | 0.6 |  |  | — |  |  | 0.9 |  |  | 0.5 |  |  | 2.0 |
Net current period other comprehensive (loss) income | (27.1 | ) |  | (1.4 | ) |  | (4.6 | ) |  | (34.7 | ) |  | (67.8 | )
Balances, January 31, 2016 | 15.7 |  |  | 0.2 |  |  | (28.3 | ) |  | (108.7 | ) |  | (121.1 | )
Other comprehensive income (loss) before reclassifications | 7.4 |  |  | 3.3 |  |  | (5.8 | ) |  | (52.3 | ) |  | (47.4 | )
Pre-tax (gains) losses reclassified from accumulated other comprehensive income | (7.4 | ) |  | (1.5 | ) |  | 1.2 |  |  | — |  |  | (7.7 | )
Tax effects | (1.1 | ) |  | (0.5 | ) |  | (0.9 | ) |  | 0.2 |  |  | (2.3 | )
Net current period other comprehensive (loss) income | (1.1 | ) |  | 1.3 |  |  | (5.5 | ) |  | (52.1 | ) |  | (57.4 | )
Balances, January 31, 2017 | $ | 14.6 |  |  | $ | 1.5 |  |  | $ | (33.8 | ) |  | $ | (160.8 | ) |  | $ | (178.5 | )

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- Definition Accumulated Other Comprehensive Income (loss) [Abstract] + References No definition available. + Details
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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=66004124&loc=SL7669686-108580 + Details
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