Fair Value Measurement (Tables)

9 Months Ended

Mar. 31, 2018

Fair Value Disclosures [Abstract]

Schedule of fair value of financial instruments

The following tables present the carrying amounts, estimated fair values, and valuation input levels of certain financial instruments as of March 31, 2018, and June 30, 2017: 

	March 31, 2018
	Carrying		Fair Value Measured Using						Fair
(In thousands)	Amount		Level 1		Level 2		Level 3		Value
Available-for-Sale Securities
Mutual Funds - Corporate & Government Debt	$	3,528	$	3,528	$	—	$	—	$	3,528
Bonds: 0-1 year		1,623		—		1,623		—		1,623
Time deposits: 91-360 days		496		—		496		—		496
Time deposits: over 360 days		50		—		50		—		50
Total	$	5,697	$	3,528	$	2,169	$	—	$	5,697

	June 30, 2017
	Carrying		Fair Value Measured Using						Fair
(In thousands)	Amount		Level 1		Level 2		Level 3		Value
Available-for-Sale Securities
Mutual Funds - Corporate & Government Debt	$	9,043	$	9,043	$	—	$	—	$	9,043
Bonds: 0-1 year		1,607		—		1,607		—		1,607
Bonds: 1-3 years		1,441		—		1,441		—		1,441
Time deposits: 91-360 days		250		—		250		—		250
Time deposits: over 360 days		549		—		549		—		549
Total	$	12,890	$	9,043	$	3,847	$	—	$	12,890