Subsequent Events	6 Months Ended
Jul. 31, 2018
Subsequent Events [Abstract]
Subsequent Events	Subsequent Events In September 2018, the Company declared a quarterly cash dividend of $0.015 per share, payable October 10, 2018 to shareholders of record as of September 26, 2018.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-URI http://asc.fasb.org/topic&trid=2122774

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