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Fair Value Fair Value (Tables)
 12 Months Ended
Dec. 31, 2019
Fair Value Disclosures [Abstract]  
Schedule Financial Instruments Measured at Fair Value on a Recurring Basis
The following table presents our financial instruments measured at fair value on a recurring basis and indicates the level within the fair value hierarchy:
 
 
Level
 
December 31, 2019
 
December 29, 2018
Liabilities:
 
 
 
 
 
 
Interest rate swap contracts
 
2
 
$
1

 
$
—

Foreign currency forward contracts
 
2
 
—

 
NM

Total liabilities
 
 
 
$
1

 
$ NM