Other Noncurrent Liabilities and Deferred Credits (Tables)

12 Months Ended

Dec. 31, 2017

Payables and Accruals [Abstract]

Schedule of Other Noncurrent Liabilities and Deferred Credits

December 31,	2017		2016
Environmental remediation (L)	$	253	$	260
Income taxes (Q)	162		154
Accrued compensation and retirement costs	218		216
Contingent payment related to an acquisition (F)	—		78
Other	126		162
	$	759	$	870