v3.24.2.u1

Subsequent Events (Details) - USD ($) $ in Thousands	Jul. 29, 2024	Jul. 25, 2024	Jun. 30, 2024	Dec. 31, 2023
Convertible senior notes
Subsequent Events [Line Items]
Net carrying amount			$ 527,000	$ 527,000
DIP Facility | Subsequent Event | Base Rate
Subsequent Events [Line Items]
Basis spread on interest rate	0.0750
DIP Facility | Subsequent Event | Base Rate | Minimum
Subsequent Events [Line Items]
Basis spread on interest rate	0.0175
DIP Facility | Subsequent Event | Secured Overnight Financing Rate (SOFR)
Subsequent Events [Line Items]
Basis spread on interest rate	0.0850
DIP Facility | Subsequent Event | Secured Overnight Financing Rate (SOFR) | Minimum
Subsequent Events [Line Items]
Basis spread on interest rate	0.0075
DIP Facility | Secured Debt | Subsequent Event
Subsequent Events [Line Items]
Aggregate principal amount	$ 64,000
Initial borrowings outstanding	60,000
Subsequent borrowings outstanding	$ 4,000
Interest rate on borrowings outstanding	2.00%
2025 Notes | Convertible senior notes | Subsequent Event
Subsequent Events [Line Items]
Net carrying amount		$ 380,000
2030 Notes | Convertible senior notes | Subsequent Event
Subsequent Events [Line Items]
Net carrying amount		147,000
Second Amended Credit Agreement | Line of Credit | Subsequent Event
Subsequent Events [Line Items]
Net carrying amount		$ 414,300

X

- Definition

Debtor-in-Possession Financing, Additional Borrowings Outstanding

+ References

No definition available.

+ Details

Name:	twou_DebtorInPossessionFinancingAdditionalBorrowingsOutstanding
Namespace Prefix:	twou_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Debtor-In-Possession Financing, Basis Spread On Variable Rate

+ References

No definition available.

+ Details

Name:	twou_DebtorInPossessionFinancingBasisSpreadOnVariableRate
Namespace Prefix:	twou_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-SubTopic 10
-Topic 210
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 470
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (b)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481139/470-20-50-4

+ Details

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

X

- Definition

Amount debtor-in-possession financing arranged (but not necessarily all borrowed).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 852
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 18
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481435/852-10-45-18

+ Details

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

X

- Definition

Amount of debtor-in-possession borrowings outstanding.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 852
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 18
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481435/852-10-45-18

+ Details

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

X

- Definition

Interest rate on outstanding borrowings under debtor-in-possession financing arrangement.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 852
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 18
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481435/852-10-45-18

+ Details

Name:	us-gaap_DebtorInPossessionFinancingInterestRateOnBorrowingsOutstanding
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 830
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481674/830-30-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 855
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483399/855-10-50-2

+ Details

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

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_ConvertibleDebtMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=twou_DIPFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_BaseRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_SecuredOvernightFinancingRateSofrMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_SecuredDebtMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=twou_The2025NotesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=twou_A2030NotesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DebtInstrumentAxis=twou_SecondAmendedCreditAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_LineOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: