CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
REVENUE
Rental	$ 976,865	$ 893,457	$ 748,218
Tenant reimbursements	42,015	37,118	24,944
Other	4,405	2,930	7,047
Total revenue	1,023,285	933,505	780,209
EXPENSES
Depreciation and amortization	409,215	374,661	306,769
Interest	233,079	216,366	181,442
General and administrative	49,298	51,085	56,881
Property (including reimbursable)	55,352	53,871	38,851
Income taxes	3,169	3,461	2,350
Provisions for impairment	10,560	4,126	290
Merger-related costs			13,013
Total expenses	760,673	703,570	599,596
Gain on sales of real estate	22,243	39,205
Income from continuing operations	284,855	269,140	180,613
Income from discontinued operations		2,800	65,670
Net income	284,855	271,940	246,283
Net income attributable to noncontrolling interests	(1,089)	(1,305)	(719)
Net income attributable to the Company	283,766	270,635	245,564
Preferred stock dividends	(27,080)	(37,062)	(41,930)
Excess of redemption value over carrying value of preferred shares redeemed		(6,015)
Net income available to common stockholders	$ 256,686	$ 227,558	$ 203,634
Amounts available to common stockholders per common share:
Income from continuing operations,basic and diluted (in dollars per share)	$ 1.09	$ 1.03	$ 0.72
Net income, basic and diluted (in dollars per share)	$ 1.09	$ 1.04	$ 1.06
Weighted average common shares outstanding:
Basic (in shares)	235,767,932	218,390,885	191,754,857
Diluted (in shares)	236,208,390	218,767,885	191,781,622