Subsequent Events	12 Months Ended
Jan. 31, 2020
Subsequent Events [Abstract]
Subsequent Events	Subsequent Events On March 4, 2020, Autodesk redeemed in full $450.0 million in aggregate principal amount of its outstanding 3.125% senior notes due June 15, 2020. The redemption was completed pursuant to the optional redemption provisions. To redeem the 2015 Notes, Autodesk paid a redemption price of approximately $452.1 million, plus accrued and unpaid interest to, but not including, the date of the redemption. The Company did not incur any additional early termination penalties in connection with such redemption.

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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