Investments in Unconsolidated Affiliates - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		63 Months Ended
	Mar. 27, 2021	Mar. 28, 2020	Mar. 27, 2021
Schedule of Equity Method Investments [Line Items]
Net income (loss)	$ 65,238	$ 33,951
Tecumseh Products Holdings LLC [Member]
Schedule of Equity Method Investments [Line Items]
Interest in the joint venture, ownership percentage	50.00%		50.00%
Net income (loss)	$ (1,600)	$ (6,300)
Second Unconsolidated Affiliate [Member]
Schedule of Equity Method Investments [Line Items]
Interest in the joint venture, ownership percentage	50.00%		50.00%
Mueller Middle East [Member]
Schedule of Equity Method Investments [Line Items]
Interest in the joint venture, ownership percentage	40.00%		40.00%
Cash invested to acquire joint venture interest			$ 5,000