Condensed Consolidated Statements of Changes in Stockholders' Deficit - USD ($) $ in Thousands	Total	iHM Prepaid Ad	Common Stock	Treasury Stock	Stockholder Notes	Additional Paid-in Capital	Additional Paid-in Capital iHM Prepaid Ad	Accumulated Deficit	Accumulated Other Comprehensive Income	Mezzanine Equity	Series E Three Redeemable Convertible Preferred Stock Mezzanine Equity
Balance at Dec. 31, 2021	$ (401,221)		$ 1	$ (661)	$ (14,478)	$ 237,578		$ (625,944)	$ 2,283	$ 410,368
Balance (in Shares) at Dec. 31, 2021			25,536,563							40,182,816
Stock option exercises	9					9
Stock option exercises (in Shares)			9,162
RSU vested			182,516
Stock-based compensation	1,891					1,891
Exercise of Series E-3 Preferred stock warrant into 61,992 Series E-3 convertible preferred stock											$ 316
Exercise of Series E-3 Preferred stock warrant into 61,992 Series E-3 convertible preferred stock (in Shares)											61,992
Foreign currency translation loss	(2,489)								(2,489)
Net loss	(28,745)							(28,745)
Balance (in Shares) at Mar. 31, 2022			25,728,241							40,244,808
Balance at Mar. 31, 2022	(430,555)		$ 1	$ (661)	(14,478)	239,478		(654,689)	(206)	$ 410,684
Balance at Dec. 31, 2022	69,500		$ 9		(8,284)	845,888		(762,009)	(6,104)
Balance (in Shares) at Dec. 31, 2022			92,085,974
Stock-based compensation	3,565					3,565
Commitment to issue common stock for iHM prepaid ad		$ 370					$ 370
Foreign currency translation loss	821								821
Net loss	(22,799)							(22,799)
Balance (in Shares) at Mar. 31, 2023			92,085,974
Balance at Mar. 31, 2023	$ 51,457		$ 9		$ (8,284)	$ 849,823		$ (784,808)	$ (5,283)