NONCONTROLLING INTEREST Additional Information (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2012 Rate
Noncontrolling Interest [Line Items]
Noncontrolling Interest in Variable Interest Entity	$ 0.8
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners	50.00%

Portion of equity (net assets) in a variable interest entity (VIE) not attributable, directly or indirectly, to the parent entity. That is, this is the portion of equity in a VIE that is attributable to the noncontrolling interest (previously referred to as minority interest).

No definition available.

Name:	us-gaap_NoncontrollingInterestInVariableInterestEntity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant