Commitments

Ship Commitments

At November 30, 2016, including ship construction contracts entered into through January 19, 2017, we had 19 ships under contract for construction. The estimated total future commitments, including the contract prices with the shipyards, design and engineering fees, capitalized interest, construction oversight costs and various owner supplied items, are $1.4 billion in 2017, $2.6 billion in 2018, $3.4 billion in 2019, $3.3 billion in 2020, $2.4 billion in 2021 and $1.6 billion in 2022.

Operating Leases, Port Facilities and Other Commitments

Rent expense under our operating leases, primarily for office and warehouse space, was $67 million in 2016, $70 million in 2015 and $63 million in 2014.

At November 30, 2016, minimum amounts payable for our operating leases, with initial or remaining terms in excess of one year, and for the annual usage of port facilities and other non-cancelable contractual commitments with remaining terms in excess of one year, were as follows (in millions):



	Fiscal
	2017		2018		2019		2020		2021		Thereafter		Total
Operating leases	$	47	$	42	$	38	$	36	$	30	$	198	$	391
Port facilities and other	228		195		117		108		102		875		1,625
	$	275	$	237	$	155	$	144	$	132	$	1,073	$	2,016