Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents	$ 126,184	$ 8,134
Research and development incentive receivable	1,998	0
Prepaid expenses and other current assets	1,096	1,205
Total current assets	129,278	9,339
Property and equipment, net	403	241
Goodwill	27,109	0
Right-of-use assets	1,959
Other assets	1,949	364
Assets, Total	160,698	9,944
Current liabilities:
Accounts payable	2,088	2,969
Accrued expenses	6,461	3,251
Current portion of lease liability	898
Current portion of long-term debt, net of discount	0	1,687
Liabilities, Current, Total	9,447	7,907
Preferred stock warrant liability	0	4,947
Long-term debt, including accretion, net of discount and current portion	20,097	8,145
Deferred rent		417
Lease liabilities	1,918
Other liabilities	16	205
Total liabilities	31,478	21,621
Commitments and contingencies (Note 10)
Convertible preferred stock, $0.001 par value; 10,000,000 and 59,413,523 shares authorized as of December 31, 2019 and December 31, 2018, respectively; 0 and 40,079,567 shares issued and outstanding as of December 31, 2019 and December 31, 2018, respectively		64,675
Stockholders’ equity (deficit):
Common Stock	16	0
Additional paid-in capital	261,367	2,151
Accumulated other comprehensive income (loss)	(119)	0
Accumulated deficit	(132,044)	(79,237)
Total stockholders’ equity (deficit)	129,220	(77,086)
Total liabilities, convertible preferred stock, redeemable common stock and stockholders’ equity (deficit)	160,698	9,944
Convertible Preferred Stock
Current liabilities:
Convertible preferred stock, $0.001 par value; 10,000,000 and 59,413,523 shares authorized as of December 31, 2019 and December 31, 2018, respectively; 0 and 40,079,567 shares issued and outstanding as of December 31, 2019 and December 31, 2018, respectively	0	64,675
Redeemable Common Stock
Current liabilities:
Convertible preferred stock, $0.001 par value; 10,000,000 and 59,413,523 shares authorized as of December 31, 2019 and December 31, 2018, respectively; 0 and 40,079,567 shares issued and outstanding as of December 31, 2019 and December 31, 2018, respectively	$ 0	$ 734

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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- Definition

Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).