Significant Accounting Policies (Tables)

9 Months Ended

Sep. 30, 2014

Accounting Policies [Abstract]

Schedule of Finite-Lived Intangible Assets [Table Text Block]

The Company has certain intangible assets relating to emission allowances and renewable energy credits as shown below:

	September 30,		December 31,
	2014		2013
	(In millions)
Emission allowances	$	1	$	2
Renewable energy credits	50		51
	51		53
Less current intangible assets	12		12
	$	39	$	41