Derivative Instruments (Narrative) (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Derivative Instruments
Maximum length of time hedged in cash flow hedge (in years)	20 years
Notional of credit derivative	$ 0	$ 315,000,000
Fair value of credit derivative liability	0	1,000,000
Maximum exposure to loss from externally-managed investments	0	0
Aggregate fair value of all derivative instruments with credit-risk-related contingent features in a net liability position	0	411,000
Pruco Re and Prudential Insurance FV of embedded derivatives related to reinsurance recoverables	748,000,000	1,733,000,000
FV Of Embedded Derivatives Included In Future Policy Benefits	(778,000,000)	(1,793,000,000)
FV Of Embedded Derivatives Included In Fixed Maturities AFS	0	0
Credit protection purchased notional amounts	6,000,000	30,000,000
Credit derivative protection purchased fair value	$ (100,000)	$ (1,000,000)