Related Party Transactions (Details) - USD ($) $ in Thousands	12 Months Ended
Jan. 02, 2021	Dec. 28, 2019	Dec. 29, 2018
Related Party Transaction [Line Items]
Sponsor fees presented in debt issuance costs	$ 156	$ 0	$ 200
KKR Capital Markets LLC
Related Party Transaction [Line Items]
Sponsor fees presented in debt issuance costs		$ 1,000	$ 1,200

Represents the charge against earnings during the period for commitment fees and debt issuance expenses.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.8)
-URI http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227

Name:	us-gaap_DebtRelatedCommitmentFeesAndDebtIssuanceCosts
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration