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

Amount of cash outflow for the allowance granted to lessee and/or direct costs incurred by lessor used to prepare the leased premises for tenant's occupancy.

No definition available.

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