TRANSACTIONS WITH RELATED PARTIES (Details) (USD $)	3 Months Ended				3 Months Ended
	Mar. 31, 2014 officer director	Mar. 31, 2014 Preferred units issued	Jun. 30, 2013 Preferred units issued	May 15, 2013 Preferred units issued	Mar. 31, 2014 Management fees incurred	Mar. 31, 2014 Management fees incurred Vested units	Mar. 31, 2013 Management fees incurred Vested units	Mar. 31, 2014 General Partner interest [Member]	Mar. 31, 2013 General Partner interest [Member]	Mar. 31, 2014 Affiliates of Wells Fargo Bank NA [Member]
Related Party Transactions
Management fees incurred						$ 0	$ 300,000	$ 100,000
Number of officers	3
Number of directors	3
Reimbursements expenses incurred					7,400,000				5,900,000
Purchase price of units (in dollars per share)			$ 22.86	$ 22.86
Preferred units outstanding		225,766
Payments for Fees										$ 200,000