Commitments and Contingencies (Details 3) (Predecessor, Improper termination of franchise relationship, USD $) In Millions, unless otherwise specified	10 Months Ended
Oct. 31, 2012
Predecessor \| Improper termination of franchise relationship
Commitments and Contingencies
Settlement awarded	$ 0.5

This element represents the gross amount awarded, to be received by, or to be remitted to the entity in settlement of litigation occurring during the period.

No definition available.

Name:	us-gaap_LitigationSettlementGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration