SUMMARIZED CONDENSED CONSOLIDATING INFORMATION Condensed Consolidating Balance Sheet (Details) (USD $) In Thousands, except Share data, unless otherwise specified	Dec. 31, 2013	Mar. 21, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Assets
Real estate investments, net of accumulated depreciation	$ 915,418		$ 827,135
Loans receivable, net	185,293		12,017
Cash and cash equivalents	4,308		17,101	42,250	74,233
Restricted cash	5,352		4,589
Deferred tax assets	24,212		24,212
Assets held for sale, net	0		2,215
Prepaid expenses, deferred financing costs and other assets	63,252		29,613
Intercompany	0		0
Investments in subsidiaries	0		0
Total assets	1,197,835		916,882
Liabilities and stockholders’ equity
Mortgage notes payable	141,328		152,322
Secured revolving credit facility	135,500		92,500
Senior unsecured notes payable	414,402		330,666
Accounts payable and accrued liabilities	22,229		11,694
Tax liability	24,212		24,212
Intercompany	0		0
Total liabilities	737,671		611,394
Stockholders’ equity
Preferred stock	58		0
Common stock	388		371
Additional paid-in capital	534,639		353,861
Cumulative distributions in excess of net income	(74,921)		(48,744)
Total stockholders' equity	460,164		305,488	326,573	177,533
Total liabilities and stockholders’ equity	1,197,835		916,882
Parenthetical Information
Preferred stock, par value	$ 0.01		$ 0.01
Preferred stock, shares authorized	10,000,000		10,000,000
Preferred stock, shares issued	5,750,000	5,800,000	0
Preferred stock, shares outstanding	0		0
Common stock, par value	$ 0.01		$ 0.01
Common stock, shares authorized	125,000,000		125,000,000
Common stock, shares issued	38,788,745		37,099,202
Common stock, shares outstanding	38,788,745		37,099,202
Parent Company
Assets
Real estate investments, net of accumulated depreciation	101		151
Loans receivable, net	0		0
Cash and cash equivalents	3,551		15,075	41,736	70,841
Restricted cash	0		0
Deferred tax assets	24,212		24,212
Assets held for sale, net			0
Prepaid expenses, deferred financing costs and other assets	1,217		1,315
Intercompany	333,125		0
Investments in subsidiaries	128,640		351,632
Total assets	490,846		392,385
Liabilities and stockholders’ equity
Mortgage notes payable	0		0
Secured revolving credit facility	0		0
Senior unsecured notes payable	0		0
Accounts payable and accrued liabilities	6,470		3,281
Tax liability	24,212		24,212
Intercompany	0		59,404
Total liabilities	30,682		86,897
Stockholders’ equity
Preferred stock	58		0
Common stock	388		371
Additional paid-in capital	534,639		353,861
Cumulative distributions in excess of net income	(74,921)		(48,744)
Total stockholders' equity	460,164		305,488
Total liabilities and stockholders’ equity	490,846		392,385
Issuers
Assets
Real estate investments, net of accumulated depreciation	0		0
Loans receivable, net	0		0
Cash and cash equivalents	0		0	0	0
Restricted cash	0		0
Deferred tax assets	0		0
Assets held for sale, net			0
Prepaid expenses, deferred financing costs and other assets	9,207		7,339
Intercompany	270,194		227,396
Investments in subsidiaries	267,505		451,975
Total assets	546,906		686,710
Liabilities and stockholders’ equity
Mortgage notes payable	0		0
Secured revolving credit facility	0		0
Senior unsecured notes payable	414,402		330,666
Accounts payable and accrued liabilities	3,864		4,412
Tax liability	0		0
Intercompany	0		0
Total liabilities	418,266		335,078
Stockholders’ equity
Preferred stock	0		0
Common stock	0		0
Additional paid-in capital	21,226		292,939
Cumulative distributions in excess of net income	107,414		58,693
Total stockholders' equity	128,640		351,632
Total liabilities and stockholders’ equity	546,906		686,710
Combined Guarantor Subsidiaries
Assets
Real estate investments, net of accumulated depreciation	751,771		655,881
Loans receivable, net	185,293		12,017
Cash and cash equivalents	0		0	0	0
Restricted cash	121		92
Deferred tax assets	0		0
Assets held for sale, net			0
Prepaid expenses, deferred financing costs and other assets	46,694		18,133
Intercompany	0		0
Investments in subsidiaries	25,205		23,142
Total assets	1,009,084		709,265
Liabilities and stockholders’ equity
Mortgage notes payable	0		0
Secured revolving credit facility	135,500		92,500
Senior unsecured notes payable	0		0
Accounts payable and accrued liabilities	11,008		3,348
Tax liability	0		0
Intercompany	645,956		205,458
Total liabilities	792,464		301,306
Stockholders’ equity
Preferred stock	0		0
Common stock	0		0
Additional paid-in capital	53,574		321,666
Cumulative distributions in excess of net income	163,046		86,293
Total stockholders' equity	216,620		407,959
Total liabilities and stockholders’ equity	1,009,084		709,265
Combined Non-Guarantor Subsidiaries
Assets
Real estate investments, net of accumulated depreciation	163,546		171,103
Loans receivable, net	0		0
Cash and cash equivalents	757		2,026	514	3,392
Restricted cash	5,231		4,497
Deferred tax assets	0		0
Assets held for sale, net			2,215
Prepaid expenses, deferred financing costs and other assets	6,134		2,826
Intercompany	42,637		37,466
Investments in subsidiaries	0		0
Total assets	218,305		220,133
Liabilities and stockholders’ equity
Mortgage notes payable	141,328		152,322
Secured revolving credit facility	0		0
Senior unsecured notes payable	0		0
Accounts payable and accrued liabilities	887		653
Tax liability	0		0
Intercompany	0		0
Total liabilities	142,215		152,975
Stockholders’ equity
Preferred stock	0		0
Common stock	0		0
Additional paid-in capital	48,507		53,952
Cumulative distributions in excess of net income	27,583		13,206
Total stockholders' equity	76,090		67,158
Total liabilities and stockholders’ equity	218,305		220,133
Elimination
Assets
Real estate investments, net of accumulated depreciation	0		0
Loans receivable, net	0		0
Cash and cash equivalents	0		0	0	0
Restricted cash	0		0
Deferred tax assets	0		0
Assets held for sale, net			0
Prepaid expenses, deferred financing costs and other assets	0		0
Intercompany	(645,956)		(264,862)
Investments in subsidiaries	(421,350)		(826,749)
Total assets	(1,067,306)		(1,091,611)
Liabilities and stockholders’ equity
Mortgage notes payable	0		0
Secured revolving credit facility	0		0
Senior unsecured notes payable	0		0
Accounts payable and accrued liabilities	0		0
Tax liability	0		0
Intercompany	(645,956)		(264,862)
Total liabilities	(645,956)		(264,862)
Stockholders’ equity
Preferred stock	0		0
Common stock	0		0
Additional paid-in capital	(123,307)		(668,557)
Cumulative distributions in excess of net income	(298,043)		(158,192)
Total stockholders' equity	(421,350)		(826,749)
Total liabilities and stockholders’ equity	$ (1,067,306)		$ (1,091,611)