The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 323

-SubTopic 10

-Section 50

-Paragraph 3

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=6382943&loc=d3e33918-111571

Name:	us-gaap_EquityMethodInvestmentOwnershipPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

Related Party Transactions (Details) (Equity Purchase Agreement [Member])	Dec. 31, 2012	Jun. 18, 2012
CBH Acquisition LLC [Member]
Related Party Transaction [Line Items]
Equity Method Investment, Ownership Percentage	51.00%
EET and Fullbright [Member]
Related Party Transaction [Line Items]
Noncontrolling Interest, Ownership Percentage by Parent		49.00%