REVENUE RECOGNITION (Disaggregation of Revenue by Major Service Line) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2024	Mar. 31, 2023
Disaggregation of Revenue [Line Items]
Total revenues	$ 2,184,834	$ 2,093,649	$ 2,547,717	$ 2,440,039
Assisted tax preparation
Disaggregation of Revenue [Line Items]
Total revenues	1,534,825	1,453,049	1,622,430	1,530,577
Royalties
Disaggregation of Revenue [Line Items]
Total revenues	141,915	150,163	153,070	161,337
DIY tax preparation
Disaggregation of Revenue [Line Items]
Total revenues	198,570	167,022	215,529	182,330
International
Disaggregation of Revenue [Line Items]
Total revenues	68,264	69,417	158,398	156,297
Refund Transfers
Disaggregation of Revenue [Line Items]
Total revenues	118,937	117,384	120,892	120,210
Emerald Card® and SpruceSM
Disaggregation of Revenue [Line Items]
Total revenues	41,160	44,358	61,493	68,448
Peace of Mind® Extended Service Plan
Disaggregation of Revenue [Line Items]
Total revenues	16,813	16,750	59,100	58,840
Tax Identity Shield®
Disaggregation of Revenue [Line Items]
Total revenues	7,536	8,720	16,810	19,237
Interest and fee income on Emerald Advance®
Disaggregation of Revenue [Line Items]
Total revenues	21,169	33,750	36,702	47,267
Wave
Disaggregation of Revenue [Line Items]
Total revenues	23,580	22,064	70,656	66,651
Other
Disaggregation of Revenue [Line Items]
Total revenues	$ 12,065	$ 10,972	$ 32,637	$ 28,845