Settlement Guarantee Management (Tables)

3 Months Ended

Dec. 31, 2017

Settlement Guarantee Management [Abstract]

Schedule of Customer Collateral

The Company maintained collateral as follows:

	December 31, 2017		September 30, 2017
	(in millions)
Cash equivalents(1)	$	1,569	$	1,490
Pledged securities at market value	169		167
Letters of credit	1,319		1,316
Guarantees	617		941
Total	$	3,674	$	3,914

⁽¹⁾  Cash collateral held by Visa Europe is not included on the Company's consolidated balance sheets as its clients retain beneficial ownership and the cash is only accessible to the Company in the event of default by the client on its settlement obligations.