Related Party Transactions	12 Months Ended
Related Party Transactions	Jan. 31, 2016
Related Party Transactions [Abstract]
Related Party Transactions	Note 14. Related Party Transactions Certain members of our board of directors are executive officers of our customers. During the fiscal years ended January 31, 2014, 2015 and 2016, we recognized revenue of $165,000, $2.1 million and $6.2 million, respectively, from sales transactions to these customers. We purchased $420,000 and $728,000 of products and related services from two of these customers during the fiscal years ended January 31, 2015 and 2016.

The entire disclosure for related party transactions. Examples of related party transactions include transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners; and (d) affiliates.