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Retirement Benefit Plans (Tables)
12 Months Ended
Jan. 31, 2021
Retirement Benefits [Abstract]  
Schedule of Expected Benefit Payments
Estimated benefit payments over the next 10 fiscal years are as follows:
Pension Benefits
2022$2.6 
20232.6 
20242.7 
20253.9 
20262.9 
2027-203117.1 
Total$31.8