Consolidated Statements of Shareholders' Equity - USD ($) shares in Thousands, $ in Thousands	Common Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Loss	Treasury Stock	Total
Balance at the beginning of period at Jun. 30, 2023	$ 822	$ 568,761	$ 2,403,750	$ (2,227)	$ (1,513,770)	$ 1,457,336
Balance at the beginning of period (in shares) at Jun. 30, 2023	82,232				39,922
Net income			10,646			10,646
Stock-based compensation		7,455				7,455
Net activity from stock-based compensation awards	$ 4	546			$ (5,651)	(5,101)
Net activity from stock-based compensation awards (in shares)	373				130
Proceeds from stock issued under Colleague Stock Purchase Plan		(4)	(18)		$ 233	211
Proceeds from stock issued under Colleague Stock Purchase Plan (in shares)					(6)
Repurchases of common stock for treasury					$ (91,884)	(91,884)
Repurchases of common stock for treasury (in shares)					2,158
Balance at the end of period at Sep. 30, 2023	$ 826	576,758	2,414,378	(2,227)	$ (1,611,072)	1,378,663
Balance at the end of period (in shares) at Sep. 30, 2023	82,605				42,204
Balance at the beginning of period at Jun. 30, 2024	$ 832	611,949	2,540,509	(2,227)	$ (1,781,928)	$ 1,369,135
Balance at the beginning of period (in shares) at Jun. 30, 2024	83,194				45,513	37,681
Net income			46,165			$ 46,165
Stock-based compensation		9,451				9,451
Net activity from stock-based compensation awards	$ 6	9,492			$ (10,717)	(1,219)
Net activity from stock-based compensation awards (in shares)	635				143
Proceeds from stock issued under Colleague Stock Purchase Plan		141			$ 190	331
Proceeds from stock issued under Colleague Stock Purchase Plan (in shares)					(5)
Repurchases of common stock for treasury					$ (33,911)	(33,911)
Repurchases of common stock for treasury (in shares)					462
Balance at the end of period at Sep. 30, 2024	$ 838	$ 631,033	$ 2,586,674	$ (2,227)	$ (1,826,366)	$ 1,389,952
Balance at the end of period (in shares) at Sep. 30, 2024	83,829				46,113	37,716