Condensed Consolidated Statement of Operations and Comprehensive Income (Loss) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Condensed Consolidated Statement of Operations and Comprehensive Income (Loss) [Abstract]
Revenue	$ 998,383	$ 1,197,783	$ 1,832,842	$ 2,286,826
Restaurant operating costs (exclusive of depreciation and amortization shown separately below):
Food, beverage and packaging	341,902	396,693	636,068	765,719
Labor	276,926	270,914	534,607	515,065
Occupancy	72,354	64,693	142,946	127,878
Other operating costs	152,156	130,359	307,345	243,900
General and administrative expenses	70,756	70,212	132,766	133,273
Depreciation and amortization	36,074	32,440	70,862	63,083
Pre-opening costs	4,133	3,668	8,554	7,103
Loss on disposal of assets	3,187	1,388	5,403	5,588
Total operating expenses	957,488	970,367	1,838,551	1,861,609
Income (loss) from operations	40,895	227,416	(5,709)	425,217
Interest and other income (expense), net	786	1,742	2,912	2,965
Income (loss) before income taxes	41,681	229,158	(2,797)	428,182
Benefit (provision) for income taxes	(16,085)	(88,954)	1,961	(165,337)
Net income (loss)	25,596	140,204	(836)	262,845
Other comprehensive income(loss), net of income taxes:
Foreign currency translation adjustments	(765)	1,731	1,164	(2,981)
Unrealized gain (loss) on investments, net of income taxes of $348, $0, $1,531, and $0	509	0	2,402	0
Other comprehensive income (loss), net of income taxes	(256)	1,731	3,566	(2,981)
Comprehensive income (loss)	$ 25,340	$ 141,935	$ 2,730	$ 259,864
Earnings (loss) per share:
Basic	$ 0.88	$ 4.51	$ (0.03)	$ 8.47
Diluted	$ 0.87	$ 4.45	$ (0.03)	$ 8.34
Weighted average common shares outstanding:
Basic	29,207	31,120	29,550	31,044
Diluted	29,340	31,526	29,550	31,525