Related Party (Debt Agreements) (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013
Related Party Transactions [Abstract]
Line of Credit Facility, Maximum Borrowing Capacity	$ 2,000,000,000		$ 2,000,000,000
Short-term Debt with Pru Funding	0		0		5,000,000
Interest Expense, Short-term Borrowings	15,000	5,000	36,000	89,000
Prudential Financial Debt, Borrowing Amount		200,000,000		200,000,000
Prudential Financial Debt, Interest Rate			4.49%
Prudential Financial Debt, Repayment Amount					200,000,000
Long-term debt interest expense	$ 2,000,000	$ 4,000,000	$ 7,000,000	$ 13,000,000