Debt - Additional Information (Details) - Loan and Security Agreement - K2 Health Ventures LLC		12 Months Ended
	Nov. 22, 2019 USD ($) Tranche $ / shares	Dec. 31, 2019 USD ($)
Debt Instrument [Line Items]
Commitment date stock price | $ / shares	$ 2.33
Effective interest rate	27.84
Term Loans
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity	$ 25,000,000
Number of potential tranches | Tranche	3
Line of credit facility, expiration date	Dec. 01, 2023
Debt instrument interest rate, floating	8.65%
Term of the combined facility	48 months
Final fee percentage	4.45%
Conversion price per share | $ / shares	$ 1.56
Beneficial conversion feature	$ 2,101,000
Default interest rate	5.00%
Interest expense		$ 147,000
Term Loans | Maximum
Debt Instrument [Line Items]
Portion of outstanding term loan amount converted	$ 4,000,000
Term Loans | Payment Occurs on or before Twenty Four Months after Initial Funding Date [Member]
Debt Instrument [Line Items]
Prepayment penalty fee percentage	5.00%
Term Loans | Prepayment Occurs More than Twenty Four Months after, but on or before Thirty Six Months after Initial Funding Date
Debt Instrument [Line Items]
Prepayment penalty fee percentage	3.00%
Term Loans | Prepayment Occurs More than Thirty Six Months after Initial Funding Date
Debt Instrument [Line Items]
Prepayment penalty fee percentage	1.00%
Term Loans | Prime Rate
Debt Instrument [Line Items]
Debt instrument variable rate	3.90%
First Tranche Term Loan
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity	$ 7,500,000
Line of credit facility, initiation date	Nov. 22, 2019
Debt instrument interest only payment period	19 months
Debt instrument interest only payment extension period subject to funding of second tranche term loan	7 months
Debt instrument interest only payment extension period subject to funding of third tranche term loan	7 months
Second Tranche Term Loan
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity	$ 10,000,000
Third Tranche Term Loan
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity	$ 7,500,000