Fair Value of Financial Instruments (Tables)

12 Months Ended

Jun. 30, 2018

Fair Value Disclosures [Abstract]

Recurring Fair Value Measurements [Table Text Block]

Fair value of financial assets, included in cash and cash equivalents, and financial liabilities is as follows:

	Estimated Fair Value Measurements						Total Fair
Recurring Fair Value Measurements	Level 1		Level 2		Level 3		Value
June 30, 2018
Financial Assets:
Money market funds	$	14,918	$	—	$	—	$	14,918
June 30, 2017
Financial Assets:
Money market funds	$	68,474	$	—	$	—	$	68,474
Certificate of Deposit	$	—	$	2,001	$	—	$	2,001
Financial Liabilities:
Revolving credit facility	$	—	$	50,000	$	—	$	50,000

Non-Recurring Fair Value Measurements [Table Text Block]

Non-Recurring Fair Value Measurements
June 30, 2018
Long-lived assets held for sale	$	—	$	1,300	$	—	$	1,300
June 30, 2017
Long-lived assets held for sale (a)	$	—	$	1,300	$	—	$	1,300

^(a) In accordance with ASC Subtopic 360-10, long-lived assets held for sale with a carrying value of $4,575 were written down to their fair value of $1,300, resulting in an impairment totaling $3,275, which was included in earnings for the fiscal year ended June 30, 2017. The Company has entered into an agreement to sell these assets. That sale is expected to be completed during the third quarter of fiscal 2019.