Variable Interest Entities (Details)	3 Months Ended
Mar. 31, 2014
Variable Interest Entities
Minimum expected life of consolidated VIEs	20 years

Represents the minimum expected life of consolidated variable interest entities.

No definition available.

Name:	jgw_MinimumExpectedLifeOfConsolidatedVariableInterestEntity
Namespace Prefix:	jgw_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration