Consolidated Statement of Stockholders' Equity - 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. 25, 2018	$ 945,569	$ 72	$ 257,388	$ 688,337	$ (228)	$ 15,139	$ 960,708
Balance (in shares) at Dec. 25, 2018		71,617,510
Increase (Decrease) in Stockholders' Equity
Net (loss) income	95,235			95,235		3,646	98,881
Other comprehensive income (loss), net of tax	15				15		15
Distributions to noncontrolling interest holders						(3,346)	(3,346)
Acquisition of noncontrolling interest	(70)		(70)			(673)	(743)
Dividends declared	(42,771)			(42,771)			(42,771)
Shares issued under share-based compensation plans including tax effects (in shares)		433,917
Indirect repurchase of shares for minimum tax withholdings	(9,269)		(9,269)				(9,269)
Indirect repurchase of shares for minimum tax withholdings (in shares)		(153,200)
Repurchase of shares of common stock	(112,052)	$ (2)	(112,050)				$ (112,052)
Repurchase of shares of common stock (in shares)		(2,096,677)					(2,096,677)
Cumulative effect of change in accounting principle	(2,678)			(2,678)			$ (2,678)
Share-based compensation	16,873		16,873				16,873
Balance at Jun. 25, 2019	890,852	$ 70	152,872	738,123	(213)	14,766	905,618
Balance (in shares) at Jun. 25, 2019		69,801,550
Balance at Mar. 26, 2019	973,493	$ 72	259,050	714,502	(131)	14,654	988,147
Balance (in shares) at Mar. 26, 2019		71,827,836
Increase (Decrease) in Stockholders' Equity
Net (loss) income	44,845			44,845		1,843	46,688
Other comprehensive income (loss), net of tax	(82)				(82)		(82)
Distributions to noncontrolling interest holders						(1,731)	(1,731)
Dividends declared	(21,224)			(21,224)			(21,224)
Shares issued under share-based compensation plans including tax effects (in shares)		103,289
Indirect repurchase of shares for minimum tax withholdings	(1,869)		(1,869)				(1,869)
Indirect repurchase of shares for minimum tax withholdings (in shares)		(32,898)
Repurchase of shares of common stock	(112,052)	$ (2)	(112,050)				(112,052)
Repurchase of shares of common stock (in shares)		(2,096,677)
Share-based compensation	7,741		7,741				7,741
Balance at Jun. 25, 2019	890,852	$ 70	152,872	738,123	(213)	14,766	905,618
Balance (in shares) at Jun. 25, 2019		69,801,550
Balance at Dec. 31, 2019	915,994	$ 69	140,501	775,649	(225)	15,175	$ 931,169
Balance (in shares) at Dec. 31, 2019		69,400,252					69,400,252
Increase (Decrease) in Stockholders' Equity
Net (loss) income	(17,524)			(17,524)		1,370	$ (16,154)
Other comprehensive income (loss), net of tax	(27)				(27)		(27)
Distributions to noncontrolling interest holders						(1,847)	(1,847)
Dividends declared	(24,989)			(24,989)			(24,989)
Shares issued under share-based compensation plans including tax effects (in shares)		388,477
Indirect repurchase of shares for minimum tax withholdings	(7,302)		(7,302)				(7,302)
Indirect repurchase of shares for minimum tax withholdings (in shares)		(132,351)
Repurchase of shares of common stock	(12,621)		(12,621)				$ (12,621)
Repurchase of shares of common stock (in shares)		(252,409)					(252,409)
Share-based compensation	14,490		14,490				$ 14,490
Balance at Jun. 30, 2020	868,021	$ 69	135,068	733,136	(252)	14,698	$ 882,719
Balance (in shares) at Jun. 30, 2020		69,403,969					69,403,969
Balance at Mar. 31, 2020	896,292	$ 69	129,796	766,689	(262)	14,451	$ 910,743
Balance (in shares) at Mar. 31, 2020		69,310,804
Increase (Decrease) in Stockholders' Equity
Net (loss) income	(33,553)			(33,553)		247	(33,306)
Other comprehensive income (loss), net of tax	10				10		10
Shares issued under share-based compensation plans including tax effects (in shares)		136,685
Indirect repurchase of shares for minimum tax withholdings	(1,971)		(1,971)				(1,971)
Indirect repurchase of shares for minimum tax withholdings (in shares)		(43,520)
Share-based compensation	7,243		7,243				7,243
Balance at Jun. 30, 2020	$ 868,021	$ 69	$ 135,068	$ 733,136	$ (252)	$ 14,698	$ 882,719
Balance (in shares) at Jun. 30, 2020		69,403,969					69,403,969