Refers to the area of leased school space in square feet.

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Number of lease modifications that resulted in noncash re-measurements.

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Number of new leases that resulted in noncash re-measurement.

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Amount of lessee's undiscounted obligation for lease payment for operating lease.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 6
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Amount of lessee's undiscounted obligation for lease payment for operating lease due after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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Amount of lessee's undiscounted obligation for lease payment for operating lease having initial or remaining lease term in excess of one year to be paid in remainder of current fiscal year.

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-Publisher FASB
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-SubTopic 20
-Section 50
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Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for operating lease.

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Remaining lease term of operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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- Definition

Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.

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Present value of lessee's discounted obligation for lease payments from operating lease.

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- Definition

Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.

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Weighted average discount rate for operating lease calculated at point in time.

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Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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- Definition

Amount of increase in right-of-use asset obtained in exchange for operating lease liability.

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- Definition

Amount of variable lease cost, excluded from lease liability, recognized when obligation for payment is incurred for finance and operating leases.

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LEASES (Details) $ in Thousands	3 Months Ended		6 Months Ended
LEASES (Details) $ in Thousands	Jun. 30, 2022 USD ($) Lease Squarefeet	Jun. 30, 2021 USD ($)	Jun. 30, 2022 USD ($) Squarefeet	Jun. 30, 2021 USD ($)	Sep. 30, 2022 USD ($)
Operating Leases [Abstract]
Approximate area of leased school space \| Squarefeet	55,000		55,000
Undiscounted lease payments	$ 44,595		$ 44,595
Operating lease cost	4,700	$ 3,800	9,300	$ 7,600
Operating cash flow information [Abstract]
Cash paid for amounts included in the measurement of operating lease liabilities	4,665	3,829	9,320	7,037
Non-cash activity [Abstract]
Lease liabilities arising from obtaining right-of-use assets	$ 73	$ 3,152	$ 6,717	$ 3,202
Number of new leases \| Lease	1
Number of lease modifications \| Lease	1
Weighted Average Remaining Lease Term and Discount Rate [Abstract]
Weighted-average remaining lease term	11 years 4 months 6 days	5 years 8 months 15 days	11 years 4 months 6 days	5 years 8 months 15 days
Weighted-average discount rate	7.36%	10.93%	7.36%	10.93%
Maturities of Lease Liabilities [Abstract]
2022 (excluding the six months ended June 30, 2022)	$ 9,123		$ 9,123
2023	18,237		18,237
2024	15,868		15,868
2025	13,901		13,901
2026	11,448		11,448
2027	5,285		5,285
Thereafter	69,750		69,750
Total lease payments	143,612		143,612
Less: imputed interest	(44,595)		(44,595)
Present value of lease liabilities	$ 99,017		$ 99,017
Plan [Member]
Operating Leases [Abstract]
Undiscounted lease payments					$ 12,200
Operating lease term					12 years
Maturities of Lease Liabilities [Abstract]
Less: imputed interest					$ (12,200)
Minimum [Member]
Operating Leases [Abstract]
Remaining lease term	1 year		1 year
Maximum [Member]
Operating Leases [Abstract]
Remaining lease term	20 years		20 years
Variable lease cost	$ 100		$ 100