COMMITMENTS, CONTINGENCIES AND LITIGATION (Details Textuals) (USD $) In Millions, unless otherwise specified	6 Months Ended
Jun. 30, 2012
Leases, Capital [Abstract]
Increase in leased property and equipment	$ 7.4
Capital leases expiration dates	2013 to 2023

Acquisition of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

No definition available.

Name:	us-gaap_PropertyPlantAndEquipmentAdditions
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration