Related Party (Reinsurance With Affiliates Pruco Re Cont) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended	6 Months Ended
Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Related Party Transactions [Abstract]
Pruco Re Realized Gains Losses	$ (605)	$ 490	$ (1,214)	$ (119)

Realized Gains/Losses related to embedded derivatives associated with the Pruco Re reinsurance company.

No definition available.

Name:	cik881453_PrucoReRealizedGainsLosses
Namespace Prefix:	cik881453_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration