Fair Value (Tables)

12 Months Ended

Jun. 30, 2018

Compensation Related Costs [Abstract]

Available-for-sale marketable securities at fair value on recurring basis

			Fair Value Measurements as of June 30, 2018 Using Inputs Considered as
	Fair Value		Level 1	Level 2	Level 3
Mutual funds	$	544	199	345	$	—
Total marketable securities	$	544	199	345	$	—

			Fair Value Measurements as of June 30, 2017 Using Inputs Considered as
	Fair Value		Level 1	Level 2	Level 3
Mutual funds	$	704	281	423	$	—
Total marketable securities	$	704	281	423	$	—