Acquisitions - Intangible Assets Acquired (Details) - USD ($) $ in Thousands	Oct. 15, 2018	Mar. 31, 2020	Jun. 30, 2019
Acquired Finite-Lived Intangible Assets [Line Items]
Total intangible assets		$ 141,249	$ 146,061
Acquired finite-lived intangible assets, weighted average useful life (in years)	20 years
Pursuit
Acquired Finite-Lived Intangible Assets [Line Items]
Definite-lived intangibles:	$ 25,400
Indefinite-lived intangible:	32,500
Total intangible assets	57,900
Pursuit | Dealer relationships
Acquired Finite-Lived Intangible Assets [Line Items]
Definite-lived intangibles:	$ 25,400
Acquired finite-lived intangible assets, weighted average useful life (in years)	20 years