Interest rate on finance lease.

No definition available.

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Namespace Prefix:	lrn_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount of purchase option at the end of each lease term.

+ References

No definition available.

+ Details

Name:	lrn_LesseeFinanceLeasePurchaseOption
Namespace Prefix:	lrn_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
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-Paragraph 1
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-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918701-209980

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-URI http://asc.fasb.org/extlink&oid=121603541&loc=SL77918627-209977

+ Details

Name:	us-gaap_FinanceLeaseLiability
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount, after accumulated amortization, of right-of-use asset from finance lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
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+ Details

Name:	us-gaap_FinanceLeaseRightOfUseAsset
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

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

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_LesseeLeaseDescriptionLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Discount rate used by lessee to determine present value of operating lease payments.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
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-Subparagraph (c)(3)
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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Details

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Balance Type:
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- Details

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Balance Type:
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- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Finance and Operating Leases (Details) - USD ($)	Dec. 31, 2020	Sep. 30, 2020	Jul. 31, 2020	Jun. 30, 2020	Apr. 30, 2020	Jan. 27, 2020	Jul. 01, 2019
Finance and Operating Leases
Finance lease liability	$ 59,302,000			$ 17,938,000
Finance lease right-of-use assets	53,100,000			$ 19,800,000
Purchase option	$ 1
Incremental borrowing rate used as discount rate						2.55%	3.86%
Minimum
Finance and Operating Leases
Interest rate on finance lease (as a percent)	1.52%
Finance lease term	1 year
Maximum
Finance and Operating Leases
Interest rate on finance lease (as a percent)	3.87%			3.87%
Finance lease term	3 years
PNC
Finance and Operating Leases
Finance lease term	36 months
Purchase option	$ 1
BALC
Finance and Operating Leases
Available line of credit		$ 45,000,000.0	$ 41,000,000.0		$ 25,000,000.0
Purchase option		$ 1
BALC \| Minimum
Finance and Operating Leases
Finance lease term		12 months
Fixed interest rate (as a percent)		1.52%
BALC \| Maximum
Finance and Operating Leases
Finance lease term		36 months
Fixed interest rate (as a percent)		2.58%