Consolidated Statements Of Income - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Revenues:
Rental income	$ 69,869,000	$ 65,725,000	$ 139,122,000	$ 128,853,000
Interest income	3,087,000	4,101,000	6,580,000	7,352,000
Revenues	72,956,000	69,826,000	145,702,000	136,205,000
Expenses:
Depreciation	17,794,000	16,819,000	35,129,000	32,963,000
Interest, including amortization of debt discount and issuance costs	12,220,000	11,732,000	23,834,000	23,393,000
Legal	223,000	146,000	334,000	202,000
Franchise, excise and other taxes	266,000	267,000	612,000	534,000
General and administrative	2,765,000	2,521,000	6,935,000	6,630,000
Loan and realty losses	1,849,000	0	1,849,000	0
Total operating expenses	35,117,000	31,485,000	68,693,000	63,722,000
Income before investment and other gains	37,839,000	38,341,000	77,009,000	72,483,000
Investment and other gains	0	0	0	10,088,000
Loss on convertible note retirement	0	(96,000)	(738,000)	(96,000)
Net income	$ 37,839,000	$ 38,245,000	$ 76,271,000	$ 82,475,000
Weighted average common shares outstanding:
Basic	41,704,819	40,982,244	41,618,487	40,468,024
Diluted	41,786,829	41,245,173	41,681,854	40,679,345
Basic:
Net income per common share attributable to common stockholders	$ 0.91	$ 0.93	$ 1.83	$ 2.04
Diluted:
Net income per common share attributable to common stockholders	$ 0.91	$ 0.93	$ 1.83	$ 2.03