Revenue (Tables)

3 Months Ended

Sep. 30, 2020

Revenue From Contract With Customer [Abstract]

Summary of Contract with Customer, Asset and Liability

Changes in the contract assets and contract liabilities are as follows:

	September 30, 2020		June 30, 2020
(Dollars in thousands)	Amount		Amount
Contract Assets:
Unbilled accounts receivable – current (1)	$	12,093	$	11,739
Interest receivable – current (2)		583		493
Long-term accounts receivable (3)		3,429		3,810
Interest receivable – non-current (3)		1,286		1,342
Contract Liabilities:
Customer advances		16,712		22,571
Deferred revenue – current		81,344		83,207
Deferred revenue – non-current		24,406		24,125

(1) Included in accounts receivable on the Company’s consolidated balance sheet

(2) Included in prepaid expenses and other current assets on the Company’s consolidated balance sheet

(3) Included in other assets on the Company’s consolidated balance sheet

Schedule of Remaining Performance Obligations related to Warranty

The following table represents the Company's remaining performance obligations related to long-term warranty and service as of September 30, 2020 and the estimated revenue expected to be recognized:

	Fiscal years of revenue recognition
(Dollars in thousands)	2021		2022		2023		Thereafter
Long-term warranty and service	$	29,526	$	25,530	$	13,054	$	10,550