CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Mar. 31, 2012	Dec. 31, 2011
Real estate properties:
Land	$ 224,674	$ 224,674
Buildings and improvements	1,130,610	1,129,994
Total real estate properties, at cost, gross	1,355,284	1,354,668
Accumulated depreciation	(164,193)	(156,618)
Total real estate properties, at cost, net	1,191,091	1,198,050
Acquired real estate leases, net	112,178	117,596
Cash and cash equivalents	9,275	3,272
Restricted cash	2,201	1,736
Rents receivable, net	26,472	29,000
Deferred leasing costs, net	3,073	3,074
Deferred financing costs, net	7,075	5,550
Other assets, net	11,882	10,297
Total assets	1,363,247	1,368,575
LIABILITIES AND SHAREHOLDERS' EQUITY
Unsecured revolving credit facility		345,500
Unsecured term loan	350,000
Mortgage notes payable	94,826	95,383
Accounts payable and accrued expenses	18,438	20,691
Due to related persons	3,596	4,071
Assumed real estate lease obligations, net	10,482	11,262
Total liabilities	477,342	476,907
Commitments and contingencies
Shareholders' equity:
Common shares of beneficial interest, $.01 par value: 70,000,000 shares authorized, 47,090,791 and 47,051,650 shares issued and outstanding, respectively	471	471
Additional paid in capital	936,379	935,438
Cumulative net income	100,392	87,333
Cumulative other comprehensive income	76	77
Cumulative common distributions	(151,413)	(131,651)
Total shareholders' equity	885,905	891,668
Total liabilities and shareholders' equity	$ 1,363,247	$ 1,368,575