CERTAIN RELATIONSHIPS AND RELATED PARTY TRANSACTIONS (Relationship with 1845 Walnut Associates) (Details) (1845 Walnut Associates Ltd. [Member], USD $) In Millions, unless otherwise specified	1 Months Ended	3 Months Ended
Oct. 31, 2012	Sep. 30, 2013 sqft
1845 Walnut Associates Ltd. [Member]
Related Party Transaction [Line Items]
Equity Interest, Ownership Percentage		7.00%
Term of lease	10 years
Area of Real Estate Property		34,476
Payments for Tenant Improvements		$ 1.5

Term of the lessee's leasing arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

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Balance Type:	na
Period Type:	duration