COMMITMENTS AND CONTINGENCIES (Details) (USD $) In Millions, unless otherwise specified	Mar. 31, 2013
Self-Insurance
Additional disclosures
Outstanding letters of credit	$ 1.2
Asset Pledged as Collateral	1.2
Revolving credit facility
Additional disclosures
Outstanding letters of credit	$ 33.6

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

No definition available.

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