Quarterly report pursuant to Section 13 or 15(d)

Investment In Joint Ventures (Summary Of The Unconsolidated Joint Ventures' Financial Statements) (Details)

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Investment In Joint Ventures (Summary Of The Unconsolidated Joint Ventures' Financial Statements) (Details) (USD $)
In Thousands
9 Months Ended
Sep. 30, 2011
Dec. 31, 2010
Sep. 30, 2011
Sovran HHF Storage Holdings LLC [Member]
Sep. 30, 2011
Sovran HHF Storage Holdings II LLC [Member]
Sep. 30, 2011
Iskalo Office Holdings, LLC [Member]
Schedule of Equity Method Investments          
Investment in storage facilities, net $ 1,286,780 $ 1,148,159 $ 163,449 $ 159,481  
Investment in office building         5,366
Other assets 8,361 4,848 4,554 3,893 586
Total Assets 1,340,488 1,185,541 168,003 163,374 5,952
Due to the Company     264 238  
Mortgages payable 74,182 78,954 74,032 88,455 6,789
Other liabilities     3,277 1,313 698
Total Liabilities 708,125 528,398 77,573 90,006 7,487
Unaffiliated partners' equity (deficiency)     72,344 62,279 (1,056)
Company equity (deficiency)     18,086 11,089 (479)
Total Liabilities and Partners' Equity (deficiency)     168,003 163,374 5,952
Total revenues     13,747 3,888 683
Depreciation and amortization of customer list     (2,747) (1,064) (156)
Other expenses     (9,878) (7,636) (647)
Net income (loss)     $ 1,122 $ (4,812) $ (120)