|12 Months Ended|
Dec. 31, 2020
|Subsequent Events [Abstract]|
|Subsequent Events||Subsequent EventsOn February 22, 2021, the Company entered into the Seventh Amendment to the Licenses and Services Agreement with Community Tissue Services (the "CTS Agreement"). The amendment extends the term of the agreement until December 31, 2023.|
The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.
Reference 1: http://www.xbrl.org/2003/role/disclosureRef