CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Investments in real estate:
Land	$ 80,398	$ 78,983
Buildings and improvements	928,562	888,966
Total investments in real estate	1,008,960	967,949
Less: Accumulated depreciation and amortization	(231,987)	(215,978)
Net investment in operating properties	776,973	751,971
Construction in progress	165,154	178,599
Net investments in real estate	942,127	930,570
Cash and cash equivalents	12,058	10,662
Accounts and other receivables, net of allowance for doubtful accounts of $112 and $159 as of December 31, 2014 and December 2013, respectively	10,715	10,290
Lease intangibles, net of accumulated amortization of $14,477 and $17,646 as of December 31, 2014 and December 2013, respectively	6,424	7,112
Goodwill	41,191	41,191
Other assets, net	73,772	75,600
Total assets	1,086,287	1,075,425
Liabilities:
Revolving credit facility	233,750	218,500
Senior unsecured term loan	100,000	100,000
Accounts payable and accrued expenses	44,666	42,463
Accrued dividends and distributions	22,374	22,355
Deferred rent payable	8,751	8,985
Acquired below-market lease contracts, net of accumulated amortization of $4,688 and $4,361 as of December 31, 2014 and 2013, respectively	5,349	5,576
Unearned revenue, prepaid rent and other liabilities	21,800	19,205
Total liabilities	436,690	417,084
Stockholders' equity:
Series A Cumulative Preferred Stock 7.25%, $115,000 liquidation preference ($25.00 per share, $0.01 par value), 4,600,000 shares issued and outstanding as of December 31, 2014 and December 2013	115,000	115,000
Common Stock, par value $0.01, 100,000,000 shares authorized and 21,757,366 and 21,387,152 shares issued and outstanding at December 31, 2014 and December 31, 2013, respectively	214	212
Additional paid-in capital	277,181	275,038
Accumulated other comprehensive loss	(574)	(125)
Distributions in excess of net income	(72,202)	(67,538)
Total stockholders' equity	319,619	322,587
Noncontrolling interests	329,978	335,754
Total equity	649,597	658,341
Total liabilities and equity	$ 1,086,287	$ 1,075,425