REVENUE RECOGNITION (Disaggregation of Revenue by Major Service Line) (Details) - USD ($) $ in Thousands	2 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Disaggregation of Revenue [Line Items]
Total revenues	$ 466,106	$ 291,447
U.S. assisted tax preparation
Disaggregation of Revenue [Line Items]
Total revenues	259,527	154,224
U.S. royalties
Disaggregation of Revenue [Line Items]
Total revenues	29,659	17,283
U.S. DIY tax preparation
Disaggregation of Revenue [Line Items]
Total revenues	76,106	21,872
International
Disaggregation of Revenue [Line Items]
Total revenues	22,071	42,533
Refund Transfers
Disaggregation of Revenue [Line Items]
Total revenues	14,269	5,242
Emerald Card®
Disaggregation of Revenue [Line Items]
Total revenues	19,193	11,814
Peace of Mind® Extended Service Plan
Disaggregation of Revenue [Line Items]
Total revenues	20,231	21,261
Tax Identity Shield®
Disaggregation of Revenue [Line Items]
Total revenues	3,928	3,554
Interest and fee income on Emerald AdvanceSM
Disaggregation of Revenue [Line Items]
Total revenues	299	488
Wave
Disaggregation of Revenue [Line Items]
Total revenues	12,481	7,624
Other
Disaggregation of Revenue [Line Items]
Total revenues	$ 8,342	$ 5,552