Stockholders' Equity (Details) - USD ($)	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2018	Feb. 01, 2019
Class of Stock [Line Items]
Repurchase common stock amount authorized				$ 15,000,000.0
Stock repurchased during period (in shares)	400,000
Payments for repurchase of common stock	$ 5,405,000	$ 4,655,000	$ 1,500,000
Remaining authorized amount of common stock repurchase program	$ 3,400,000
2019 Employee Stock Purchase Plan [Member]
Class of Stock [Line Items]
Common stock issued under employee stock purchase plan (in shares)	100,000	0	0
Restricted Stock
Class of Stock [Line Items]
Restricted common stock to employees (in shares)	900,000	500,000	200,000
Shares canceled or surrendered as payment of tax withholding (in shares)	(400,000)	(200,000)	(100,000)
Common Stock
Class of Stock [Line Items]
Common stock issued (in shares)	25,000	155,000	21,000
Restricted common stock to employees (in shares)	910,000	515,000	190,000
Shares canceled or surrendered as payment of tax withholding (in shares)	(413,000)	(240,000)	(66,000)
Common stock issued under employee stock purchase plan (in shares)	64,000
Stock repurchased during period (in shares)	387,000	389,000	304,000