Summary of Significant Accounting Policies (Details) $ in Thousands	6 Months Ended
	Jun. 30, 2020 USD ($)
Maximum
Cash, Cash Equivalents and Restricted Cash
Probability of success of achieving regulatory and sales milestones	15.00%
Minimum
Cash, Cash Equivalents and Restricted Cash
Probability of success of achieving regulatory and sales milestones	4.00%
EPI Health, LLC
Cash, Cash Equivalents and Restricted Cash
Cash deposited in escrow	$ 1,753