XML 55 R37.htm IDEA: XBRL DOCUMENT v3.8.0.1
Other noncurrent liabilities (Tables)
 3 Months Ended
Mar. 31, 2018
Change of asset retirement obligations [Abstract]  
Other Noncurrent Liabilities [Table Text Block]
 
March 31,
2018
 
December 31, 2017
 
(in millions)
Accrued straight-line rent
$
12

 
$
13

Reserve for underground storage tank removal
50

 
41

Reserve for environmental remediation
24

 
23

Unfavorable lease liability
17

 
10

Aloha acquisition contingent consideration
15

 
15

Others
19

 
23

Total
$
137

 
$
125