UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF REDEEMABLE SERIES A-1 PREFERRED STOCK, CONVERTIBLE AND REDEEMABLE SERIES A-2 PREFERRED STOCK AND STOCKHOLDERS' (DEFICIT) EQUITY - USD ($) $ in Thousands	Total	Redeemable Series A-1 Preferred Stock	Convertible And Redeemable Series A-2 Preferred Stock	Common Stock	Additional Paid-In Capital	Accumulated Deficit	Notes Receivable from Stockholders	Accumulated Other Comprehensive (Loss) Income
Beginning balance at Dec. 31, 2018	$ 6,900				$ 47,869	$ (40,847)	$ (122)
Beginning balance, shares at Dec. 31, 2018				8,137,771
Beginning balance at Dec. 31, 2018		$ 109,206
Beginning balance, shares at Dec. 31, 2018		12,000
Net income (loss)	(5,242)					(5,242)
Accretion of the redeemable series A-1 preferred stock to redeemable value	(4,534)				(4,534)
Accretion of the redeemable series A-1 preferred stock to redeemable shares		$ 4,534
Stock-based compensation	1,228				1,228
Common stock issued	6				6
Common stock issued, shares				1,775
Ending balance at Mar. 31, 2019	(1,642)				44,569	(46,089)	(122)
Ending balance, shares at Mar. 31, 2019				8,139,546
Ending balance at Mar. 31, 2019		$ 113,740
Ending balance, shares at Mar. 31, 2019		12,000
Beginning balance at Dec. 31, 2018	6,900				47,869	(40,847)	(122)
Beginning balance, shares at Dec. 31, 2018				8,137,771
Beginning balance at Dec. 31, 2018		$ 109,206
Beginning balance, shares at Dec. 31, 2018		12,000
Net income (loss)	(5,564)
Accumulated other comprehensive loss (income)	23
Ending balance at Jun. 30, 2019	(1,972)				44,538	(46,411)	(122)	$ 23
Ending balance, shares at Jun. 30, 2019				8,278,327
Ending balance at Jun. 30, 2019		$ 118,517
Ending balance, shares at Jun. 30, 2019		12,000
Beginning balance at Mar. 31, 2019	(1,642)				44,569	(46,089)	(122)
Beginning balance, shares at Mar. 31, 2019				8,139,546
Beginning balance at Mar. 31, 2019		$ 113,740
Beginning balance, shares at Mar. 31, 2019		12,000
Net income (loss)	(322)					(322)
Accretion of the redeemable series A-1 preferred stock to redeemable value	(4,777)				(4,777)
Accretion of the redeemable series A-1 preferred stock to redeemable shares		$ 4,777
Stock-based compensation	1,294				1,294
Common stock issued	3,452				3,452
Common stock issued, shares				138,781
Accumulated other comprehensive loss (income)	23							23
Ending balance at Jun. 30, 2019	(1,972)				44,538	(46,411)	$ (122)	23
Ending balance, shares at Jun. 30, 2019				8,278,327
Ending balance at Jun. 30, 2019		$ 118,517
Ending balance, shares at Jun. 30, 2019		12,000
Beginning balance at Dec. 31, 2019	(26,291)				38,153	(64,404)		(40)
Beginning balance, shares at Dec. 31, 2019				8,370,107
Beginning balance at Dec. 31, 2019		$ 128,822
Beginning balance, shares at Dec. 31, 2019		12,000	0
Net income (loss)	(41,248)					(41,248)
Accretion of the redeemable series A-1 preferred stock to redeemable value	(5,415)				(5,415)
Accretion of the redeemable series A-1 preferred stock to redeemable shares		$ 5,415
Stock-based compensation	1,150				1,150
Accumulated other comprehensive loss (income)	37							37
Ending balance at Mar. 31, 2020	(71,767)				33,888	(105,652)		(3)
Ending balance, shares at Mar. 31, 2020				8,370,107
Ending balance at Mar. 31, 2020		$ 134,237
Ending balance, shares at Mar. 31, 2020		12,000
Beginning balance at Dec. 31, 2019	(26,291)				38,153	(64,404)		(40)
Beginning balance, shares at Dec. 31, 2019				8,370,107
Beginning balance at Dec. 31, 2019		$ 128,822
Beginning balance, shares at Dec. 31, 2019		12,000	0
Net income (loss)	(28,024)
Accumulated other comprehensive loss (income)	(53)
Ending balance at Jun. 30, 2020	(38,116)				54,405	(92,428)		(93)
Ending balance, shares at Jun. 30, 2020				9,164,746
Ending balance at Jun. 30, 2020		$ 139,881	$ 152,928
Ending balance, shares at Jun. 30, 2020		12,000	17,500
Beginning balance at Mar. 31, 2020	(71,767)				33,888	(105,652)		(3)
Beginning balance, shares at Mar. 31, 2020				8,370,107
Beginning balance at Mar. 31, 2020		$ 134,237
Beginning balance, shares at Mar. 31, 2020		12,000
Net income (loss)	13,224					13,224
Accretion of the redeemable series A-1 preferred stock to redeemable value	(5,644)				(5,644)
Accretion of the redeemable series A-1 preferred stock to redeemable shares		$ 5,644
Issuance of the convertible and redeemable series A-2 preferred stock			$ 152,928
Issuance of the convertible and redeemable series A-2 preferred stock, shares			17,500
Stock-based compensation	1,140				1,140
Common stock issued	25,021				25,021
Common stock issued, shares				794,639
Accumulated other comprehensive loss (income)	(90)							(90)
Ending balance at Jun. 30, 2020	$ (38,116)				$ 54,405	$ (92,428)		$ (93)
Ending balance, shares at Jun. 30, 2020				9,164,746
Ending balance at Jun. 30, 2020		$ 139,881	$ 152,928
Ending balance, shares at Jun. 30, 2020		12,000	17,500