Investment in Unconsolidated Affiliates - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 29, 2018	Dec. 30, 2017
Schedule of Equity Method Investments [Line Items]
Net loss	$ (20,049)	$ (4,153)
Tecumseh Products Holdings LLC [Member]
Schedule of Equity Method Investments [Line Items]
Interest in joint venture	50.00%
Net loss	$ (14,000)
Gain on settlement	$ 7,000
Second Unconsolidated Affiliate [Member]
Schedule of Equity Method Investments [Line Items]
Interest in joint venture	50.00%
Cayan Ventures and Bahrain Mumtalakat Holding Company [Member]
Schedule of Equity Method Investments [Line Items]
Interest in joint venture	40.00%
Cash invested in joint venture	$ 4,500
Mueller Middle East BSC [Member]
Schedule of Equity Method Investments [Line Items]
Interest in joint venture	40.00%
Net loss	$ (2,600)
Labor Claim [Member] | Tecumseh Products Holdings LLC [Member]
Schedule of Equity Method Investments [Line Items]
Loss related to certain labor claim contingencies	$ 3,000