Financial Instruments and Risk Management (Details) - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Sep. 27, 2019
Derivatives, Fair Value [Line Items]
Cash deposits related to commodity derivative contracts	$ 1,000,000.0	$ 1,000,000
Income (loss) reclassified to interest expense	200,000	$ 0	$ 0
Interest Rate Swap
Derivatives, Fair Value [Line Items]
Notional amount				$ 150,000,000
Gain (loss) on cash flow hedges	900,000
Income tax	200,000
Interest Rate Swap | Interest expense
Derivatives, Fair Value [Line Items]
Income (loss) reclassified to interest expense	$ 200,000