Basis of Presentation and Consolidation (Tables)
 9 Months Ended
Oct. 31, 2020
Basis of Presentation and Consolidation [Abstract]  
Schedule of restricted cash
Restricted Cash
Amounts included in restricted cash represent those required to be set aside by a contractual agreement or requirements of the Bankruptcy Court. Amounts included in restricted cash as of October 31, 2020 include:

(In Millions)October 31, 2020
DIP financing funded to escrow pending resolution of contingencies (see Note 9)$225 
Cash collateral in escrow under the requirements of the 2017 Revolving Credit Facility195 
Cash deposited into escrow to pay bankruptcy professional fees upon emergence
78 
Other17 
Total restricted cash
$515