Related Party Transactions - Schedule of Related Party Transactions (Details) - Lineage [Member] $ in Thousands	12 Months Ended
Dec. 31, 2019 USD ($)
Total Use Fees	$ 940
Research and Development [Member]
Total Use Fees	701
General and Administrative [Member]
Total Use Fees	$ 239

Amount of cash outflow for fees classified as other.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 25
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3536-108585

Name:	us-gaap_PaymentsForFees
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration