Share Plans - Additional Information (Details) shares in Thousands	3 Months Ended
Mar. 29, 2020 $ / shares shares
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Granted during the year (in shares) \| shares	130
Granted during the year (in USD per share) \| $ / shares	$ 11.30

Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

No definition available.

Name:	us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration