Consolidated Statements of Comprehensive Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Revenues:
Franchise and restaurant revenues	$ 128,188	$ 129,334	$ 407,774	$ 387,573
Rental revenues	31,221	30,761	93,755	92,223
Financing revenues	3,028	2,758	8,271	10,779
Total revenues	162,437	162,853	509,800	490,575
Cost of revenues:
Franchise and restaurant expenses	41,984	47,570	145,433	135,403
Rental expenses	23,264	23,654	70,073	71,173
Financing expenses	504	0	516	825
Total cost of revenues	65,752	71,224	216,022	207,401
Gross profit	96,685	91,629	293,778	283,174
General and administrative expenses	41,577	33,835	110,384	102,836
Interest expense	15,434	24,984	46,757	74,895
Amortization of intangible assets	2,500	3,071	7,500	9,212
Closure and impairment charges, net	(72)	192	2,230	1,029
Loss on extinguishment of debt	0	1	0	13
(Gain) loss on disposition of assets	(2,351)	(205)	(2,294)	592
Income before income tax provision	39,597	29,751	129,201	94,597
Income tax provision	(15,340)	(10,864)	(49,635)	(35,719)
Net income	24,257	18,887	79,566	58,878
Other comprehensive income (loss), net of tax:
Adjustment to unrealized loss on available-for-sale investments	0	0	0	107
Foreign currency translation adjustment	(14)	(9)	(26)	(8)
Total comprehensive income	24,243	18,878	79,540	58,977
Net income available to common stockholders:
Net income	24,257	18,887	79,566	58,878
Less: Net income allocated to unvested participating restricted stock	(316)	(279)	(1,042)	(927)
Net income available to common stockholders	$ 23,941	$ 18,608	$ 78,524	$ 57,951
Net income available to common stockholders per share:
Basic (USD per share)	$ 1.29	$ 0.99	$ 4.19	$ 3.09
Diluted (USD per share)	$ 1.28	$ 0.99	$ 4.16	$ 3.06
Weighted average shares outstanding:
Basic (in shares)	18,573	18,703	18,737	18,757
Diluted (in shares)	18,706	18,890	18,874	18,964
Dividends declared per common share (USD per share)	$ 0.875	$ 0.75	$ 2.625	$ 2.25
Dividends paid per common share (USD per share)	$ 0.875	$ 0.75	$ 2.625	$ 2.25