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Consolidated Statements of Cash Flows (Parenthetical) - USD ($)
$ in Thousands
 12 Months Ended
Jan. 01, 2021
Dec. 31, 2021
Jan. 01, 2019
Right of use asset   $ 520  
Operating lease liabilities   537  
Accounting Standards Update 2020-06 [Member]      
Decrease in Accumulated Deficit $ 616 $ 616  
Increase in the carrying value of the convertible notes 4,088    
Decrease in additional paid in capital 3,682    
Decrease in deferred tax liability $ 1,022    
Accounting Standards Update 2016-02 [Member]      
Right of use asset     $ 19,827
Operating lease liabilities     $ 24,817