Related Party (Debt Agreements) (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Related Party Transactions [Abstract]
Line of Credit Facility, Maximum Borrowing Capacity	$ 4,000,000,000
Short-term Debt with Pru Funding	5,000,000	0
Interest Expense, Short-term Borrowings	89,000	390,000	263,000
Prudential Financial Debt, Interest Rate	4.49%
Prudential Financial Debt, Repayment Amount	200,000,000	200,000,000
Long-term debt with PFI	200,000,000	400,000,000
Long-term debt interest expense	$ 17,000,000	$ 27,000,000	$ 36,000,000