CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY [Parenthetical] (Predecessor [Member], USD $)	11 Months Ended
Nov. 18, 2011
Predecessor [Member]
Stock During Period, Par Value, Before Recapitalization	$ 1
Stock During Period, Par Value, After Recapitalization	$ 0.001

Face amount or stated value of before recapitalization common stock per share.

No definition available.

Name:	crfn_StockDuringPeriodParValueBeforeRecapitalization
Namespace Prefix:	crfn_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration