Condensed Consolidated Statements of Comprehensive Loss (Unaudited) Statement - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Statement of Other Comprehensive Income [Abstract]
Net loss	$ (94,666)	$ (32,435)	$ (202,066)	$ (52,915)
Other comprehensive loss:
Foreign currency translation adjustment	107	0	1,149	0
Comprehensive loss	(94,559)	(32,435)	(200,917)	(52,915)
Comprehensive loss attributable to noncontrolling interests	(67,790)	0	(145,182)	0
Comprehensive loss attributable to SmileDirectClub, Inc.	$ (26,769)	$ (32,435)	$ (55,735)	$ (52,915)