|3 Months Ended|
Mar. 31, 2019
|Accrued Liabilities, Current [Abstract]|
|Accrued Liabilities||ACCRUED LIABILITIES
As of March 31, 2019 and December 31, 2018, accrued liabilities consisted of the following (in millions):
The entire disclosure for accounts payable and accrued liabilities at the end of the reporting period.
Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef