Consolidated Statements of Operations (Parenthetical)	12 Months Ended
Dec. 31, 2014
Income Statement [Abstract]
Share conversion ratio	0.3562

Weighted average common shares conversion offering exchange ratio.

No definition available.

Name:	bffi_WeightedAverageCommonSharesConversionOfferingExchangeRatio
Namespace Prefix:	bffi_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration