Subsequent Events	12 Months Ended
Jan. 31, 2019
Subsequent Events [Abstract]
Subsequent Events	Subsequent Events In February 2019 and March 2019, Autodesk repaid $75.0 million and $50.0 million, respectively for a total payment of $125.0 million on the $500.0 million Term Loan Agreement entered into in December 2018 in connection with the consummation of the PlanGrid acquisition described in Note 6, "Acquisitions." See Note 8,"Borrowing Arrangements" for more details on the Term Loan Agreement. Autodesk did not incur any early termination penalties in connection with such repayment.

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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