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Commitments and Contingencies	9 Months Ended
Commitments and Contingencies	Oct. 31, 2020
Commitments and Contingencies Disclosure [Abstract]
Commitments and Contingencies	Commitments and Contingencies Letters of Credit In conjunction with the execution of certain office space operating leases, letters of credit in the aggregate amount of $11.2 million and $11.9 million were issued and outstanding as of October 31, 2020 and January 31, 2020, respectively. No draws have been made under such letters of credit. Legal Matters From time to time in the normal course of business, the Company may be subject to various legal matters such as threatened or pending claims or proceedings. There were no such material matters as of October 31, 2020.