CUSTOMER ADVANCES (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Customer Advances Disclosure [Abstract]
Customer advances	$ 1,094	$ 3,510

The current portion of prepayments received from customers for goods or services to be provided in the future.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.20)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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