Schedule II - Valuation and Qualifying Accounts (Details) - USD ($) $ in Thousands		12 Months Ended
		Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2017
SEC Schedule, 12-09, Allowance, Credit Loss [Member]
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period		$ 13,566	$ 9,628	$ 11,034
Additions charged to costs and expenses		4,796	2,803	2,071
Additions (Deductions) Charged to Other Accounts		3,925	4,578	(133)
Deductions from reserves		4,524	3,443	3,344
Balance at end of period		17,763	13,566	9,628
Allowance for Doubtful Account [Member]
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period		10,964	8,056	9,329
Additions charged to costs and expenses		4,058	2,803	2,071
Additions (Deductions) Charged to Other Accounts		0	3,548	0
Deductions from reserves		4,524	3,443	3,344
Balance at end of period		10,498	10,964	8,056
Sales Returns and Allowances [Member]
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period		2,602	1,572	1,705
Additions charged to costs and expenses		738	0	0
Additions (Deductions) Charged to Other Accounts	[1]	3,925	1,030	(133)
Deductions from reserves	[2]	0	0	0
Balance at end of period		$ 7,265	$ 2,602	$ 1,572

[1] (A)The Company adopted ASC 606 - Revenue from Contracts with Customers effective July 1, 2018 which requires the Company's sales returns reserve to be established at the gross sales value with an asset established for the value of the expected product to be returned.(B)Amounts in the year ending June 30, 2018 represent reserves recorded through purchase accounting for acquisitions made during the year of $3,548 and for the return of merchandise by customers of $1,030. Amounts in the fiscal year ending June 30, 2017 represent reserves for the return of merchandise by customers.(C)Amounts represent uncollectible accounts charged off.

[2] Amounts represent uncollectible accounts charged off.