Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Preferred Stock [Member]	Common Stock [Member]	Capital Contributed in Excess of Par Value [Member]	Non-Controlling Interest In Partnerships [Member]	Accumulated Deficit [Member]	Total
BALANCES at Sep. 27, 2016		$ 12	$ 58,191	$ 1,720	$ (22,125)	$ 37,798
BALANCES, shares at Sep. 27, 2016		12,282,625
Stock based compensation cost			748			748
Restricted stock grant vesting		144,655
Stock option exercise
Stock option exercise, shares
Non-controlling interests:
Income				650		$ 650
Contributions				1,421		1,421
Distributions				(1,043)		(1,043)
Acquired through acquisition				(35)		(35)
Net Loss attributable to Good Times Restaurants Inc. and comprehensive loss					(2,255)	(2,255)
BALANCES at Sep. 26, 2017		$ 12	58,939	2,713	(24,380)	37,284
BALANCES, shares at Sep. 26, 2017		12,427,280
Stock based compensation cost			417			417
Restricted stock grant vesting		44,485
Stock option exercise			29			$ 29
Stock option exercise, shares		9,397				9,397
Non-controlling interests:
Income				1,017		$ 1,017
Contributions				933		933
Distributions				(1,425)		(1,425)
Net Loss attributable to Good Times Restaurants Inc. and comprehensive loss					(1,034)	(1,034)
BALANCES at Sep. 25, 2018		$ 12	$ 59,385	$ 3,238	$ (25,414)	$ 37,221
BALANCES, shares at Sep. 25, 2018		12,481,162