BUSINESS COMBINATION (Tables)

9 Months Ended

12 Months Ended

Sep. 30, 2020

Dec. 31, 2019

Business Acquisition [Line Items]

Schedule of Pro forma Information

	For Year Ended December 31,
(unaudited)	2019		2018		2017
Revenue	$	4,763,716	$	1,883,129	$	713,293
Net loss		(340,667)		(231,865)		(86,244)

OS National LLC

Business Acquisition [Line Items]

Schedule of fair value of the consideration transferred

The acquisition-date fair value of the consideration transferred consisted of the following (in thousands):

Cash consideration	$	34,300
Equity consideration – common stock		6,700
Total consideration transferred	$	41,000

Schedule of Pro forma Information

Non-recurring pro forma adjustments including acquisition-related costs directly attributable to the acquisition of OSN are included within the reported pro forma revenue and net loss (in thousands).

	For the nine months ended
	September 30,
(unaudited)	2019
Revenue	$	3,508,062
Net loss	$	(248,945)

Open Listings Co

Business Acquisition [Line Items]

Schedule of fair value of the consideration transferred

The acquisition-date fair value of the consideration transferred consisted of the following (in thousands):

Cash consideration	$	9,370
Equity consideration		6,150
Total consideration transferred	$	15,520