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Derivative Instruments (Details)
$ in Millions
Jan. 31, 2020
USD ($)
agreement
Derivative Instruments and Hedging Activities Disclosures [Line Items]  
Derivative, number of instruments held | agreement 1
Interest rate swaps | Designated as Hedging Instrument  
Derivative Instruments and Hedging Activities Disclosures [Line Items]  
Derivative, notional amount | $ $ 200.0