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v3.20.4

Other Long-Term Liabilities - Deferred (Details) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2020 USD ($) item | Dec. 31, 2019 USD ($)
Other Liabilities, Noncurrent [Line Items] |  |
Asset retirement obligations | $ 7,647 | $ 1,961
Deferred payment arrangements value | $ 700 | $ 2,200
Deferred payment arrangement number of sellers | item | 1 |
Funds received from investor | $ 2,800 |
Torrens University and Related Assets in Australia and New Zealand (ANZ) |  |
Other Liabilities, Noncurrent [Line Items] |  |
Asset retirement obligations | $ 5,800 |

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- Definition Represents the number of sellers with which the entity has entered into deferred payment arrangements. + References No definition available. + Details
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Namespace Prefix: | stra_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

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- Definition The value of the deferred payment arrangement with one of the sellers in connection with an acquisition. + References No definition available. + Details
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Namespace Prefix: | stra_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Seller's contribution to the Company representing the seller's continuing interest in the assets acquired. + References No definition available. + Details
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Namespace Prefix: | stra_
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Balance Type: | debit
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- Definition [Line Items] for Other Liabilities, Noncurrent [Table] + References No definition available. + Details
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- Definition Noncurrent portion of the carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6392692&loc=d3e7535-110849 + Details
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- Details
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