Long-Term Obligations and Notes Payable - Delek Hapoalim Term Loan (Details) - USD ($) $ in Millions			3 Months Ended
	Jan. 31, 2022	Dec. 31, 2019	Mar. 31, 2022	Mar. 31, 2021	[1]	Dec. 31, 2020
Debt Instrument [Line Items]
Repayments of Other Long-term Debt			$ 13.3	$ 23.3
Hapoalim Term Loan | Notes Payable to Banks
Debt Instrument [Line Items]
Face amount of debt			$ 19.1			$ 40.0
Debt Instrument, Periodic Payment		$ 0.1
Debt Instrument, Weighted Average Borrowing Rate			3.46%
Repayments of Other Long-term Debt	$ 10.0
Debt instrument, interest rate, effective percentage			4.33%
Hapoalim Term Loan | Notes Payable to Banks | London Interbank Offered Rate (LIBOR)
Debt Instrument [Line Items]
Basis spread (as percent)		3.00%

[1] Adjusted to reflect the retrospective change in accounting policy from LIFO to FIFO for certain inventories. See Note 6 for further discussion.