Asset Acquisition - Narrative (Details) $ in Thousands		12 Months Ended
Oct. 30, 2020 USD ($) employee	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)
Business Combinations [Abstract]
Consideration transferred	$ 15,500
Payments to acquire productive assets	14,500	$ 15,482	$ 0	$ 0
Acquisition costs	$ 1,000
Number of employees hired \| employee	180

Amount of cash outflow for the purchase of or improvements to tangible or intangible assets, used to produce goods or deliver services, 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 13
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3213-108585

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