Subsequent Events	9 Months Ended
Oct. 31, 2018
Subsequent Events [Abstract]
Subsequent Events	Subsequent Events On November 20, 2018, Autodesk entered into an agreement to acquire PlanGrid, Inc., a leading provider of construction productivity software, for $875 million, net of cash acquired. This acquisition is expected to enable Autodesk to offer a more comprehensive, cloud-based construction platform. The transaction, which is structured as a cash offer for all the outstanding shares of PlanGrid, is subject to customary closing conditions, including regulatory approvals, and is expected to close in Autodesk’s fourth quarter of fiscal 2019. Autodesk expects to use a term loan and cash on hand to fund the transaction.

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://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-URI http://asc.fasb.org/topic&trid=2122774

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