Common Stock Repurchases - Narrative (Details) - USD ($)	3 Months Ended
Apr. 30, 2020	Mar. 03, 2020
Equity [Abstract]
Stock repurchase program, authorized amount		$ 100,000,000.0
Repurchases of common stock	$ 25,974,000
Treasury stock, shares, acquired (in shares)	3,900,000
Treasury stock acquired, average cost per share (in usd per share)	$ 6.56
Stock repurchase program, remaining authorized repurchase amount	$ 74,000,000.0

Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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