Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Current assets
Cash and cash equivalents	$ 115,153	$ 7,676
Restricted cash	2,613	2,222
Accounts receivable	3,392	3,767
Current contract assets	27,814	29,782
Prepaid expenses	2,975	479
Other current assets	5,168	205
Deferred transaction costs	0	1,081
Total current assets	157,115	45,212
Property and equipment, net	1,315	299
Operating lease right-of-use assets, net	5,853	0
Non-current contract assets	45,174	33,169
Deferred tax asset, net	85,269	0
Other non-current assets	181	506
Total assets	294,907	79,186
Current liabilities
Accounts payable	2,283	1,337
Accrued expenses	1,409	2,006
Income tax payable	544	0
Current portion of notes payable	4,675	2,484
Other current liabilities	4,220	2,366
Total current liabilities	13,131	8,193
Long-term notes payable, net of unamortized debt issuance costs	154,139	829
Operating lease liabilities, net of current portion	5,265	0
Other long-term liabilities	88,090	0
Total liabilities	260,625	9,022
Commitment and contingencies
Redeemable convertible preferred Series C units, 0 and 14,278,603 units issued and outstanding as of September 30, 2020 and December 31, 2019, respectively	0	304,943
Stockholders’ equity (deficit)
Preferred stock, $0.01 par value; 10,000,000 shares authorized and 0 shares issued as of September 30, 2020 and December 31, 2019, respectively	0	0
Common stock, $0.01 par value; 550,000,000 shares authorized and 126,919,572 issued and outstanding as of September 30, 2020; 110,000,000 shares authorized and 37,631,052 issued and outstanding as of December 31, 2019	1,269	376
Additional paid-in capital	476,403	7,626
Accumulated deficit	(443,390)	(242,781)
Total stockholders’ equity (deficit)	34,282	(234,779)
Total liabilities and stockholders’ equity (deficit)	$ 294,907	$ 79,186