Short-term Borrowings and Long-term Debt (Tables)

9 Months Ended

Sep. 30, 2015

Debt Disclosure [Abstract]

Schedule of Line of Credit Facilities [Table Text Block]

Revolving Credit Facility.  As of September 30, 2015 and December 31, 2014, CERC had the following revolving credit facility and utilization of such facility:

		September 30, 2015						December 31, 2014
Size of Facility		Loans		Letters of Credit		Commercial Paper		Loans		Letters of Credit		Commercial Paper
(in millions)
$	600	$	—	$	2	$	109	$	—	$	—	$	341