Condensed Consolidated Statements of Changes in Equity (Deficit) (Unaudited) - USD ($) $ in Thousands	Total	Common Stock Common Class A	Common Stock Common Class B	Additional Paid in Capital	Warrants	Accumulated Deficit	Noncontrolling Interest	Accumulated Other Comprehensive Income (Loss)	SDC Financial, LLC	SDC Financial, LLC Additional Paid in Capital	SDC Financial, LLC Warrants	SDC Financial, LLC Accumulated Deficit
Members' units, beginning balance (in shares) at Dec. 31, 2018										108,878	369
Members' equity, beginning balance at Dec. 31, 2018									$ (90,437)	$ 57,677	$ 315	$ (148,429)
Increase (Decrease) in Members' Equity [Roll Forward]
Net income prior to Reorganization Transactions, Net loss	$ (52,915)								(52,915)			(52,915)
Redemption of member units (in shares)										(20,710)
Redemption of member units									(54,154)	$ (54,154)
Preferred Unit redemption accretion									(36,761)	(36,761)
Equity-based compensation									8,262	$ 8,262
Members' units, ending balance (in shares) at Jun. 30, 2019										88,168	369
Members' equity, ending balance at Jun. 30, 2019									(226,005)	$ (24,976)	$ 315	(201,344)
Beginning balance, temporary equity at Dec. 31, 2018									388,634
Increase (Decrease) in Temporary Equity [Roll Forward]
Preferred Unit redemption accretion									36,761
Ending balance, temporary equity at Jun. 30, 2019									425,395
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax	0
Members' units, beginning balance (in shares) at Mar. 31, 2019										108,878	369
Members' equity, beginning balance at Mar. 31, 2019									(112,802)	$ 55,792	$ 315	(168,909)
Increase (Decrease) in Members' Equity [Roll Forward]
Net income prior to Reorganization Transactions, Net loss	(32,435)								(32,435)			(32,435)
Redemption of member units (in shares)										(20,710)
Redemption of member units									(54,154)	$ (54,154)
Preferred Unit redemption accretion									(27,049)	(27,049)
Equity-based compensation									435	$ 435
Members' units, ending balance (in shares) at Jun. 30, 2019										88,168	369
Members' equity, ending balance at Jun. 30, 2019									(226,005)	$ (24,976)	$ 315	$ (201,344)
Beginning balance, temporary equity at Mar. 31, 2019									398,346
Increase (Decrease) in Temporary Equity [Roll Forward]
Preferred Unit redemption accretion									27,049
Ending balance, temporary equity at Jun. 30, 2019									$ 425,395
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax	0
Net income prior to Reorganization Transactions, Net loss	(202,066)					$ (56,049)	$ (146,017)
Beginning balance (in shares) at Dec. 31, 2019		103,303,674	279,474,505
Beginning balance at Dec. 31, 2019	458,285	$ 10	$ 28	$ 447,866	$ 0	(114,513)	125,166	$ (272)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of Class A shares in connection with RSU vesting (in shares)		1,263,223
Issuance of Class A shares in connection with RSU vesting	0
Issuance of Class B shares in connection with warrant exercise (in shares)			1,459,386
Issuance of Class B shares in connection with warrant exercise	922			(15)			937
Exchange of Class B common stock for Class A common stock (in shares)		5,557,102	(5,557,102)
Exchange of Class B common stock for Class A common stock	0	$ 1	$ (1)	973			(973)
HPS Warrant issuance	17,620				17,620
Equity-based compensation	27,217			27,217
Equity-based payments	(4,529)			(4,529)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax	1,149						835	314
Other	(674)			(674)
Ending balance (in shares) at Jun. 30, 2020		110,123,999	275,376,789
Ending balance at Jun. 30, 2020	297,924	$ 11	$ 27	470,838	17,620	(170,562)	(20,052)	42
Increase (Decrease) in Members' Equity [Roll Forward]
Net income prior to Reorganization Transactions, Net loss	(94,666)					(26,799)	(67,867)
Beginning balance (in shares) at Mar. 31, 2020		108,171,207	276,454,886
Beginning balance at Mar. 31, 2020	365,138	$ 11	$ 27	461,046	0	(143,763)	47,805	12
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of Class A shares in connection with RSU vesting (in shares)		742,045
Issuance of Class A shares in connection with RSU vesting	0
Issuance of Class B shares in connection with warrant exercise (in shares)			132,650
Issuance of Class B shares in connection with warrant exercise	0			(15)			15
Exchange of Class B common stock for Class A common stock (in shares)		1,210,747	(1,210,747)
Exchange of Class B common stock for Class A common stock	0	$ 0	$ 0	82			(82)
HPS Warrant issuance	17,620				17,620
Equity-based compensation	10,821			10,821
Equity-based payments	(1,462)			(1,462)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax	107						77	30
Other	366			366
Ending balance (in shares) at Jun. 30, 2020		110,123,999	275,376,789
Ending balance at Jun. 30, 2020	$ 297,924	$ 11	$ 27	$ 470,838	$ 17,620	$ (170,562)	$ (20,052)	$ 42