Sale of Member Interest in Visa Europe Ltd.	12 Months Ended
Jul. 31, 2018
Sale of Member Interest in Visa Europe Ltd. [Abstract]
Sale of Member Interest in Visa Europe Ltd.	Note 9—Sale of Member Interest in Visa Europe Ltd. In June 2016, Visa Inc. acquired Visa Europe Limited for cash, shares of Visa Inc. Series C preferred stock and a deferred cash payment. IDT Financial Services Limited was a member of Visa Europe and received cash of €5.0 million ($5.6 million on the acquisition date), 1,830 shares of Series C preferred stock and deferred payment receivable of €0.4 million ($0.5 million on the acquisition date). The Visa Inc. Series C preferred stock is accounted for using the cost method. At July 31, 2018 and 2017, the carrying value of these shares was $1.6 million. The 1,830 shares of Visa Inc. Series C preferred stock are convertible into 25,532 shares of Visa Inc. Class A common stock. The shares of preferred stock become fully convertible in 2028. Beginning in 2020, Visa Inc. will assess whether it is appropriate to affect a partial conversion. The preferred stock shares may only be transferred to other former Visa Europe members, or to existing qualifying holders of Visa Inc.’s Class B common stock. In addition, the preferred stock will not be registered under the U.S. Securities Act of 1933 and therefore is not transferable unless such transfer is registered or an exemption from registration is available. In fiscal 2016, the Company recorded a gain of $7.5 million from the sale of its member interest in Visa Europe. In fiscal 2017, the Company recorded an adjustment to the gain of $0.1 million.

Note 9—Sale of Member Interest in Visa Europe Ltd.

In June 2016, Visa Inc. acquired Visa Europe Limited for cash, shares of Visa Inc. Series C preferred stock and a deferred cash payment. IDT Financial Services Limited was a member of Visa Europe and received cash of €5.0 million ($5.6 million on the acquisition date), 1,830 shares of Series C preferred stock and deferred payment receivable of €0.4 million ($0.5 million on the acquisition date). The Visa Inc. Series C preferred stock is accounted for using the cost method. At July 31, 2018 and 2017, the carrying value of these shares was $1.6 million. The 1,830 shares of Visa Inc. Series C preferred stock are convertible into 25,532 shares of Visa Inc. Class A common stock. The shares of preferred stock become fully convertible in 2028. Beginning in 2020, Visa Inc. will assess whether it is appropriate to affect a partial conversion. The preferred stock shares may only be transferred to other former Visa Europe members, or to existing qualifying holders of Visa Inc.’s Class B common stock. In addition, the preferred stock will not be registered under the U.S. Securities Act of 1933 and therefore is not transferable unless such transfer is registered or an exemption from registration is available. In fiscal 2016, the Company recorded a gain of $7.5 million from the sale of its member interest in Visa Europe. In fiscal 2017, the Company recorded an adjustment to the gain of $0.1 million.