Segment Information Business Optimization Charges Impact on Gross Profit by Segment (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2019	Apr. 01, 2018	Mar. 31, 2019	Apr. 01, 2018
Cost Of Goods Sold Business Optimization Charges	$ 3,890	$ 1,874	$ 8,690	$ 4,524
Engines [Member]
Cost Of Goods Sold Business Optimization Charges	623	903	1,712	2,031
Products [Member]
Cost Of Goods Sold Business Optimization Charges	$ 3,267	$ 971	$ 6,978	$ 2,493