Finance and Operating Leases - Sub Leases (Details) $ in Thousands	Mar. 31, 2020 USD ($) facility	Jun. 30, 2019 USD ($)
Finance and Operating Leases
2020	$ 494
2020		$ 930
2021	1,976	961
2022	1,513	528
2023	813
2024	67
Total sublease income	$ 4,863	$ 2,419
Number of entity's facilities that are being subleased through June 2021 \| facility	1
Number of entity's facilities that are being subleased through May 2022 \| facility	2
Number of entity's facilities that are being subleased through July 2023 \| facility	1

Represents the number of the entity's facilities that are being subleased through July 2023.

No definition available.

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Namespace Prefix:	lrn_
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- Definition

Represents the number of the entity's facilities that are being subleased through June 2021.

+ References

No definition available.

+ Details

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Namespace Prefix:	lrn_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Represents the number of the entity's facilities that are being subleased through May 2022.

+ References

No definition available.

+ Details

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Namespace Prefix:	lrn_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Contractually required future rental payments receivable on noncancelable subleasing arrangements due in the fifth fiscal year following the latest fiscal year.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Contractually required future rental payments receivable on noncancelable subleasing arrangements due in the fourth fiscal year following the latest fiscal year.

+ References

No definition available.

+ Details

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Namespace Prefix:	lrn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Contractually required future rental payments receivable on noncancelable subleasing arrangements due in the third fiscal year following the latest fiscal year.

+ References

No definition available.

+ Details

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Namespace Prefix:	lrn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Contractually required future rental payments receivable on noncancelable subleasing arrangements due in the second fiscal year following the latest fiscal year.

+ References

No definition available.

+ Details

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Namespace Prefix:	lrn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Contractually required future rental payments receivable on noncancelable subleasing arrangements due in the next twelve months following the latest fiscal year.

+ References

No definition available.

+ Details

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Namespace Prefix:	lrn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Contractually required future rental payments receivable on noncancelable subleasing arrangements due in remainder of the fiscal year following the latest fiscal year.

+ References

No definition available.

+ Details

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Namespace Prefix:	lrn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- References

No definition available.

+ Details

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

- Definition

Contractually required future rental payments receivable on noncancelable subleasing arrangements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 20
-Section 50
-Paragraph 2
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=77902758&loc=d3e41502-112717

+ Details

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