SEGMENT INFORMATION - Net Sales (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2022	Mar. 31, 2021
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	$ 502,939	$ 492,604	$ 1,434,783	$ 1,519,649
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	295,152	251,887	772,548	735,948
United Kingdom
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	124,029	139,094	387,129	475,738
All Other
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	83,758	101,623	275,106	307,963
Turbocharge
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	194,526	183,877	544,084	535,455
Targeted Investment
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	182,050	173,380	508,615	507,809
Fuel
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	99,322	100,467	303,898	311,013
Simplify
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	$ 27,041	$ 34,880	$ 78,186	$ 165,372