Other Assets and Liabilities, Current (Accrued Expenses and Other Current Liabilities) (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Jun. 30, 2020
Other Assets And Liabilities [Abstract]
Deferred warranty revenue	$ 9,752	$ 12,101
Accrued compensation	27,340	13,616
Other taxes payable	15,183	15,756
Accrued marketing expense	5,536	5,667
Accrued freight	3,528	2,886
Short-term operating lease liability	4,284	4,476
Other accrued liabilities	22,167	22,184
Accrued expensed and other current liabilities	$ 87,790	$ 76,686