Inventory (Tables)

12 Months Ended

Dec. 31, 2019

Inventory Disclosure [Abstract]

Schedule of Inventory

Our Inventory was comprised of the following:

	December 31,
($ in millions)	2019		2018
Completed unsold VOIs	$	241	$	243
Construction in process		59		9
Land, infrastructure and other		258		275
	$	558	$	527

Schedule of expense incurred when customers upgrade existing ownership to fee-for-service project

Shown below are (i) costs of sales true-ups relating to VOI products and the related impacts to the carrying value of inventory and (ii) expenses incurred, recorded in Cost of VOI sales, related to granting credit to customers for their existing ownership when upgrading into fee-for-service projects.

	December 31,
($ in millions)	2019		2018		2017
Cost of sales true-ups(1)	$	14	$	10	$	4
Cost of VOI sales related to fee-for-service upgrades		31		34		36

⁽¹⁾ Cost of sales true ups reduced costs of VOI sales and increased inventory in all periods presented.