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Inventory (Tables)
 9 Months Ended
Sep. 30, 2017
Inventory Disclosure [Abstract]  
Schedule of Inventory, Noncurrent

Inventory was as follows:

 

 

 

September 30,

 

 

December 31,

 

($ in millions)

 

2017

 

 

2016

 

Completed unsold VOIs

 

$

206

 

 

$

233

 

Construction in process

 

 

11

 

 

 

20

 

Land, infrastructure and other

 

 

258

 

 

 

260

 

 

 

$

475

 

 

$

513

 

Shown below are 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.

 

 

Three Months Ended

September 30,

 

 

Nine Months Ended

September 30,

 

($ in millions)

 

2017

 

 

2016

 

 

2017

 

 

2016

 

Cost of VOI sales related to fee-for-service upgrades

 

$

8

 

 

$

18

 

 

$

28

 

 

$

42