Financial Instruments - Production Financing Loans (Details) - USD ($) $ in Thousands	Mar. 29, 2020	Dec. 29, 2019
Debt Disclosure [Abstract]
Other loans	$ 9,405
Total	184,977	$ 218,753
Non-current	141,131
Current	34,441
Total	$ 175,572

Amount of long-term loans classified as other, payable within one year or the operating cycle, if longer.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.20)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Name:	us-gaap_OtherLoansPayableCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant