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Fair Value Measurement - Level 3 Input Valuation of Warrants (Details) - Fair Value, Inputs, Level 3 [Member] - Warrant Liability [Member]
$ in Thousands
3 Months Ended
Jun. 25, 2022
USD ($)
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]  
Balance at March 26, 2022 $ 0
Initial fair value of warrants issued in connection with loan from DPL in April 2022 34
Gain on remeasurement of warrant issued in connection with loan from DPL (10)
Balance at June 25, 2022 $ 24