Fair Value Measurements - Equity Method Investments Activity (Details) - Equity investments with FVO $ in Thousands	3 Months Ended
Mar. 29, 2020 USD ($)
Schedule of Equity Method Investments [Line Items]
Beginning balance as of December 29, 2019	$ 17,500
FV Adjustment	0
Additional investment [See Note 9]	0
Ending balance as of March 29, 2020	$ 17,500

Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 45
-Paragraph 1A
-URI http://asc.fasb.org/extlink&oid=99377092&loc=SL75136599-209740

Name:	us-gaap_EquitySecuritiesFvNi
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant