Summary of Significant Accounting Policies - Remaining Performance Obligation (Details) - Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2020-04-01 $ in Thousands	Feb. 01, 2020 USD ($)
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue, Remaining Performance Obligation, Amount	$ 32
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period	12 months