Investments (Tables)

12 Months Ended

Jun. 30, 2021

Investments [Abstract]

Unrealized Gain (Loss) on Investments

	June 30, 2020
(Amounts in Thousands)	Certificates of Deposit
Amortized cost basis	$	5,250
Unrealized holding gains	44
Unrealized holding losses	—
Fair Value	$	5,294

Trading Securities (and Certain Trading Assets)

SERP asset and liability balances were as follows:

	June 30
(Amounts in Thousands)	2021		2020
SERP investments - current asset	$	3,905	$	3,622
SERP investments - other long-term asset	10,144		8,353
Total SERP investments	$	14,049	$	11,975
SERP obligation - current liability	$	3,905	$	3,622
SERP obligation - other long-term liability	10,144		8,353
Total SERP obligation	$	14,049	$	11,975