COMMITMENTS AND CONTINGENCIES (Details 3) (Damage due to flooding, USD $) In Millions, unless otherwise specified	12 Months Ended
Dec. 31, 2012
Damage due to flooding
Insurance recoveries
Insurance advances collected	$ 5.0
Remediation costs incurred	0.8
Insurance reserve	$ 4.2

The amount recovered from insurance. These recoveries reduce costs and losses that are reported as a separate line item under operating expenses.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.3)

-URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688

Name:	us-gaap_InsuranceRecoveries
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration