Consolidated Statements of Comprehensive Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Revenues:
Franchise revenues	$ 155,313	$ 154,725
Rental revenues	30,841	30,465
Financing revenues	2,009	2,131
Company restaurant sales	0	4,140
Total revenues	188,163	191,461
Cost of revenues:
Franchise expenses	81,872	70,167
Rental expenses	22,641	22,666
Financing expenses	150	0
Company restaurant expenses	0	4,343
Total cost of revenues	104,663	97,176
Gross profit	83,500	94,285
General and administrative expenses	41,911	50,305
Interest expense	15,199	15,363
Closure and impairment charges	2,604	217
Amortization of intangible assets	2,502	2,500
Gain on disposition of assets	(1,427)	(109)
Income before income tax provision	22,711	26,009
Income tax provision	(5,638)	(10,414)
Net income	17,073	15,595
Other comprehensive (loss) income, net of tax:
Adjustment to unrealized loss on available-for-sale investments	50	0
Foreign currency translation adjustment	(3)	0
Net income and total comprehensive income	17,120	15,595
Net income available to common stockholders:
Net income	17,073	15,595
Less: Net income allocated to unvested participating restricted stock	(568)	(283)
Net income available to common stockholders - basic	$ 16,505	$ 15,312
Net income available to common stockholders per share:
Basic (USD per share)	$ 0.93	$ 0.87
Diluted (USD per share)	$ 0.92	$ 0.86
Weighted average shares outstanding:
Basic (in shares)	17,703	17,694
Diluted (in shares)	17,845	17,737
Dividends declared per common share (USD per share)	$ 0.63	$ 0.97
Dividends paid per common share (USD per share)	$ 0.97	$ 0.97