CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY Statement - USD ($) $ in Thousands	Total	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock [Member]
Balance, beginning of period (value) at Jun. 30, 2021			$ 1,038	$ 518,960	$ 2,412,496	$ (1,613,202)
Shares, beginning of period at Jun. 30, 2021			103,795,169
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Shares issued for equity-based payment arrangements (shares)			5,432
Shares issued for Employee Stock Purchase Plan (shares)			21,664
Tax withholding related to share-based compensation				(953)
Shares issued for Employee Stock Purchase Plan (value)			$ 0	3,177
Stock-based compensation expense				6,071
Net Income	$ 102,114				102,114
Dividends					(34,036)
Balance, end of period (value) at Sep. 30, 2021	$ 1,395,665		$ 1,038	527,255	2,480,574	(1,613,202)
Shares, end of period at Sep. 30, 2021			103,822,265
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Dividends declared per share	$ 0.46
Preferred Shares		0
Balance, beginning of period (value) at Jun. 30, 2022	$ 1,381,623		$ 1,039	551,360	2,636,342	(1,807,118)
Shares, beginning of period at Jun. 30, 2022			103,921,724
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Shares issued for equity-based payment arrangements (shares)			12,141
Shares issued for Employee Stock Purchase Plan (shares)			19,263
Tax withholding related to share-based compensation				(1,556)
Shares issued for Employee Stock Purchase Plan (value)			$ 1	3,232
Stock-based compensation expense				6,998
Net Income	106,549				106,549
Dividends					(35,709)
Balance, end of period (value) at Sep. 30, 2022	$ 1,461,138		$ 1,040	$ 560,034	$ 2,707,182	$ (1,807,118)
Shares, end of period at Sep. 30, 2022			103,953,128
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Dividends declared per share	$ 0.49
Preferred Shares		0