Note 5 - Fair Value Measurements (Tables)

12 Months Ended

Jun. 30, 2020

Notes Tables

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

	Total carrying value as of		Fair Value Measurements Using Inputs Considered as
	June 30, 2020		Level 1		Level 2		Level 3
Assets
Equity securities (1)	$	87,842	$	79,846	$	7,996	$	-
Certificates of deposit (2)		36,426		36,426		-		-
Total Assets	$	124,268	$	116,272	$	7,996	$	-
Liabilities
Contingent consideration	$	6,137	$	-	$	-	$	6,137
Derivative instruments - cash flow hedges		17,331		-		17,331		-
Total Liabilities	$	23,468	$	-	$	17,331	$	6,137

	Total carrying value as of		Fair Value Measurements Using Inputs Considered as
	June 30, 2019		Level 1		Level 2		Level 3
Assets
Equity securities (1)	$	38,219	$	38,219	$	-	$	-
Certificates of deposit (2)		26,928		26,928		-		-
Total Assets	$	65,147	$	65,147	$	-	$	-
Liabilities
Contingent consideration		12,600						12,600
Derivative instruments - cash flow hedges		12,458				12,458
Total Liabilities	$	25,058	$	-	$	12,458	$	12,600

Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]

	June 30,
	2020			2019
Fair value at the beginning of period	$	12,600		$	-
Purchase price contingent consideration (Note 4)		-			14,600
Payments		(4,358	)		-
Gain on escrow settlement		(1,200	)
Change in fair value of contingent consideration		(905	)		(2,000	)
Contingent consideration payable	$	6,137		$	12,600