The following tables present our revenues disaggregated by major revenue stream for the three and six months ended June 30, 2018 and June 30, 2017.



	Three Months Ended June 30, 2018
($ in millions)	North American Full-Service			North American Limited-Service			Asia Pacific			Other International			Total
Gross fee revenues	$	345		$	250		$	110		$	128		$	833
Contract investment amortization	(7		)	(3		)	(1		)	(2		)	(13		)
Net fee revenues	338			247			109			126			820
Owned, leased, and other revenue	140			37			48			178			403
Cost reimbursement revenue	2,878			604			111			303			3,896
Total segment revenue	$	3,356		$	888		$	268		$	607		$	5,119
Unallocated corporate													227
Total revenue													$	5,346



	Three Months Ended June 30, 2017
($ in millions)	North American Full-Service			North American Limited-Service			Asia Pacific			Other International			Total
Gross fee revenues	$	317		$	230		$	98		$	119		$	764
Contract investment amortization	(6		)	(3		)	(1		)	(2		)	(12		)
Net fee revenues	311			227			97			117			752
Owned, leased, and other revenue	181			32			49			175			437
Cost reimbursement revenue	2,785			577			106			296			3,764
Total segment revenue	$	3,277		$	836		$	252		$	588		$	4,953
Unallocated corporate													258
Total revenue													$	5,211



	Six Months Ended June 30, 2018
($ in millions)	North American Full-Service			North American Limited-Service			Asia Pacific			Other International			Total
Gross fee revenues	$	644		$	446		$	227		$	250		$	1,567
Contract investment amortization	(18		)	(6		)	(1		)	(6		)	(31		)
Net fee revenues	626			440			226			244			1,536
Owned, leased, and other revenue	295			70			95			336			796
Cost reimbursement revenue	5,734			1,139			222			554			7,649
Total segment revenue	$	6,655		$	1,649		$	543		$	1,134		$	9,981
Unallocated corporate													371
Total revenue													$	10,352



	Six Months Ended June 30, 2017
($ in millions)	North American Full-Service			North American Limited-Service			Asia Pacific			Other International			Total
Gross fee revenues	$	606		$	411		$	195		$	231		$	1,443
Contract investment amortization	(12		)	(6		)	(1		)	(4		)	(23		)
Net fee revenues	594			405			194			227			1,420
Owned, leased, and other revenue	378			63			90			324			855
Cost reimbursement revenue	5,545			1,109			209			549			7,412
Total segment revenue	$	6,517		$	1,577		$	493		$	1,100		$	9,687
Unallocated corporate													436
Total revenue													$	10,123