Condensed Consolidated Statement of Stockholders' Equity - 9 months ended Sep. 25, 2018 - USD ($) $ in Thousands	Total Texas Roadhouse, Inc. and Subsidiaries	Common Stock	Additional Paid in Capital	Retained Earnings	Accumulated Other Comprehensive Loss	Noncontrolling Interests	Total
Balance at Dec. 26, 2017	$ 839,079	$ 71	$ 236,548	$ 602,499	$ (39)	$ 12,312	$ 851,391
Balance (in shares) at Dec. 26, 2017		71,168,897					71,168,897
Increase (Decrease) in Stockholders' Equity
Net income	127,893			127,893		4,708	$ 132,601
Other comprehensive loss, net	(167)				(167)		(167)
Noncontrolling interests contribution						2,551	2,551
Contribution from executive officer	1,000		1,000				1,000
Distributions to noncontrolling interest holders						(4,481)	(4,481)
Acquisition of noncontrolling interest	(75)		(75)			(47)	(122)
Dividends declared ($0.75 per share)	(53,605)			(53,605)			(53,605)
Shares issued under share-based compensation plans including tax effects		$ 1	(1)
Shares issued under share-based compensation plans including tax effects (in shares)		580,861
Indirect repurchase of shares for minimum tax withholdings	(11,812)		(11,812)				(11,812)
Indirect repurchase of shares for minimum tax withholdings (in shares)		(204,521)
Cumulative effect of change in accounting principle | ASU 2014-09	(878)			(878)			(878)
Share-based compensation	24,820		24,820				24,820
Balance at Sep. 25, 2018	$ 926,255	$ 72	$ 250,480	$ 675,909	$ (206)	$ 15,043	$ 941,298
Balance (in shares) at Sep. 25, 2018		71,545,237					71,545,237