Related Party Transactions (Tables)

12 Months Ended

Dec. 31, 2015

Related Party Transactions [Abstract]

Schedule of Related Party Transactions

The Company's Consolidated Statements of Operations included the following transactions with related parties in millions for the periods indicated:

Years Ended December 31,	2015		2014		2013
Revenue—Non-Regulated	$	1,099	$	1,188	$	1,110
Cost of Sales—Non-Regulated	330		331		276
Interest Income	25		17		20
Interest Expense	33		9		8

Schedule of Related Party Receivables Payables

The following table summarizes the balances receivable from and payable to related parties included in the Company's Consolidated Balance Sheets in millions as of the periods indicated:

December 31,	2015		2014
Receivables from related parties	$	181	$	349
Accounts and notes payable to related parties	524		567