Non-Interest Revenue and Expense Detail (Tables)

6 Months Ended

Jun. 30, 2018

Other Cost And Expense Disclosure Operating (Tables) [Abstract]

The following is a detail of Other fees and commissions:

			Three Months Ended				Six Months Ended
			June 30,				June 30,
(Millions)		2018		2017		2018		2017
Fees charged to Card Members:
	Delinquency fees	$	232	$	218	$	474	$	432
	Foreign currency conversion fee revenue		233		212		458		411
Other customer fees:
	Loyalty coalition-related fees		107		114		218		216
	Travel commissions and fees		112		92		211		182
	Service fees and other^(a)		102		110		206		216
	Total Other fees and commissions	$	786	$	746	$	1,567	$	1,457

Other includes Membership Rewards program fees that are not related to contracts with customers.

Details of other revenues

The following is a detail of Other revenues:

		Three Months Ended				Six Months Ended
		June 30,				June 30,
(Millions)		2018		2017		2018		2017
Global Network Services partner revenues		$	66	$	88	$	145	$	179
Other^(a)			283		291		581		561
	Total Other revenues	$	349	$	379	$	726	$	740

Other includes revenues arising from net revenue earned on cross-border Card Member spending, merchant-related fees, insurance premiums earned from Card Member travel and other insurance programs, prepaid card and Travelers Cheque-related revenues, earnings from equity method investments (including the GBT JV), and other miscellaneous revenue and fees.

Detail of other, net expense

The following is a detail of Other expenses:

	Three Months Ended				Six Months Ended
	June 30,				June 30,
(Millions)	2018		2017		2018		2017
Occupancy and equipment	$	484	$	484	$	1,004	$	958
Professional services		508		511		965		1,012
Other^(a)		321		351		778		746
Total Other expenses	$	1,313	$	1,346	$	2,747	$	2,716

For the six months ended June 30, 2018, other expense includes the loss on a transaction involving the operations of our prepaid reloadable and gift card business and gains on the re-measurement of certain equity investments previously carried at cost. For all periods, other expense also includes general operating expenses, communication expenses, Card and merchant-related fraud losses, foreign currency-related gains and losses and insurance costs.