Debt (Additional Information) (Details) - USD ($)									1 Months Ended		3 Months Ended					12 Months Ended
	Apr. 11, 2022	Mar. 11, 2022	Aug. 12, 2021	Jul. 29, 2021	Mar. 01, 2021	Feb. 12, 2021	Mar. 24, 2020	Apr. 13, 2018	Jun. 30, 2022	Mar. 31, 2022	Mar. 31, 2024	Jun. 30, 2022	Dec. 31, 2021	Jun. 30, 2020	Dec. 31, 2016	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020	Jul. 14, 2022
Line of Credit Facility [Line Items]
Repayment of long-term debt																$ 1,079,713,000	$ 3,000,000	$ 338,000,000
Gain on extinguishment of debt																2,072,000	0	0
Total interest expense														$ 19,510,000		129,348,000	41,365,000
Current portion of long-term debt									$ 0			$ 0				0	3,000,000
Line of Credit facility, initiation date								Apr. 13, 2018
Gain (Loss) on Derivative Instruments, Net, Pretax																0	0	110,723,000
Amortization of debt issuance costs																42,654,000	2,657,000	$ 1,566,000
Debt Issuance Costs Write-off																35,571,000
Interest Rate Swap
Line of Credit Facility [Line Items]
Gain (Loss) on Derivative Instruments, Net, Pretax																$ (4,525,000)
Interest Rate Swap | Interest Expense [Member]
Line of Credit Facility [Line Items]
Gain (Loss) on Derivative Instruments, Net, Pretax				$ (4,500,000)
Revolver [Member]
Line of Credit Facility [Line Items]
Maximum borrowing capacity			$ 400,000,000.0
Term																5 years
Revolver [Member] | LIBOR Floor [Member]
Line of Credit Facility [Line Items]
Basic spread rate																0.75%
Revolver [Member] | Alternate Base Rate [Member] | Minimum
Line of Credit Facility [Line Items]
Basic spread rate																2.75%
Revolver [Member] | Alternate Base Rate [Member] | Maximum
Line of Credit Facility [Line Items]
Basic spread rate																3.25%
Revolver [Member] | LIBOR | Minimum
Line of Credit Facility [Line Items]
Basic spread rate																3.75%
Revolver [Member] | LIBOR | Maximum
Line of Credit Facility [Line Items]
Basic spread rate																4.25%
Walden Title IV Letter Of Credit [Member]
Line of Credit Facility [Line Items]
Letters of credit outstanding									$ 84,000,000.0			$ 84,000,000.0				$ 84,000,000.0
Annual fee percentage									3.75%			3.75%				3.75%
Commitment fee percentage																0.25%
Undrawn amount on letters of credit									$ 316,000,000.0			$ 316,000,000.0				$ 316,000,000.0
Fronting fee percentage									0.125%			0.125%				0.125%
Walden Title IV Letter Of Credit [Member] | Subsequent Event [Member]
Line of Credit Facility [Line Items]
Letters of credit outstanding																			$ 84,000,000.0
Undrawn amount on letters of credit																			$ 400,000,000.0
De Vry University Title IV Letter Of Credit [Member]
Line of Credit Facility [Line Items]
Letters of credit outstanding									$ 0			$ 0			$ 68,400,000	$ 0	68,400,000
Letter Of Credit Title Iv Disbursement Percentage															10.00%
Letter of credit, repayment period															5 years
Credit annual fee percentage reimbursement																2.00%
Prior Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Maximum borrowing capacity								$ 300,000,000.0
Long-term Line of Credit																	$ 0
Debt Issuance Costs Write-off																$ 6,000,000
Prior Revolving Credit Facility [Member] | Interest Expense [Member]
Line of Credit Facility [Line Items]
Debt Issuance Costs Write-off																6,000,000.0
Prior Revolving Credit Facility [Member] | Base Rate [Member] | Minimum
Line of Credit Facility [Line Items]
Application rate, percentage																	0.75%
Prior Revolving Credit Facility [Member] | Base Rate [Member] | Maximum
Line of Credit Facility [Line Items]
Application rate, percentage																	1.75%
Prior Revolving Credit Facility [Member] | Eurocurrency Rate [Member] | Minimum
Line of Credit Facility [Line Items]
Application rate, percentage																	1.75%
Prior Revolving Credit Facility [Member] | Eurocurrency Rate [Member] | Maximum
Line of Credit Facility [Line Items]
Application rate, percentage																	2.75%
Term Loan B
Line of Credit Facility [Line Items]
Debt instrument, face amount						$ 850,000,000.0
Repayment of long-term debt		$ 396,700,000														396,700,000
Debt Instrument, Issuance Price, Percent Of Principal Amount			99.00%
Debt Instrument, Issuance Discount, Percent			1.00%
Debt Covenant, Mandatory Cash Payment In Excess Of Amount Minimum																20,000,000.0
Debt Issuance Costs Write-off																$ 12,500,000
Asset sale or disposition period																1 year
Mandatory prepayment terms																$ 0
Bridge
Line of Credit Facility [Line Items]
Debt Issuance Costs Write-off																10,329,000
Bridge | Interest Expense [Member]
Line of Credit Facility [Line Items]
Debt Issuance Costs Write-off																$ 10,300,000
Senior Secured Notes Due 2028 And Term B Loan [Member]
Line of Credit Facility [Line Items]
Cap percentage																20.00%
Amortization period																7 years
Senior Secured Notes Due 2028 And Term B Loan [Member] | Scenario, Plan [Member]
Line of Credit Facility [Line Items]
Total net leverage ratio											3.25%		4.00%
Senior Secured Notes Due 2028 [Member]
Line of Credit Facility [Line Items]
Debt instrument, face amount					$ 800,000,000.0
Fixed interest rate					5.50%
Repayment of long-term debt	$ 373,300,000								$ 20,800,000			394,100,000				$ 394,100,000
Gain on extinguishment of debt																2,100,000
Percentage of notes issued on par value					100.00%
Redemption price, percentage of principal amount redeemed	100.00%				100.00%				90.00%
Debt covenant, percentage of principal amount of notes outstanding					25.00%
Debt Issuance Costs Write-off																6,771,000
Settlement fund					$ 800,000,000.0
Restricted cash																	$ 818,600,000
Senior Secured Notes Due 2028 [Member] | Interest Expense [Member]
Line of Credit Facility [Line Items]
Debt Issuance Costs Write-off																6,800,000
Senior Secured Notes Due 2028 [Member] | Accrued Liabilities
Line of Credit Facility [Line Items]
Debt Instrument, Accrued Interest									$ 7,400,000			$ 7,400,000				$ 7,400,000	14,700,000
Senior Secured Notes Due 2028 [Member] | 2024
Line of Credit Facility [Line Items]
Redemption price, percentage of principal amount redeemed					102.75%
Senior Secured Notes Due 2028 [Member] | 2025
Line of Credit Facility [Line Items]
Redemption price, percentage of principal amount redeemed					101.375%
Senior Secured Notes Due 2028 [Member] | 2026
Line of Credit Facility [Line Items]
Redemption price, percentage of principal amount redeemed					100.00%
Senior Secured Notes Due 2028 [Member] | Prior to March 1,2024
Line of Credit Facility [Line Items]
Redemption price percentage					105.50%
Senior Secured Notes Due 2028 [Member] | Maximum | Prior to March 1,2024
Line of Credit Facility [Line Items]
Redemption price, percentage of principal amount redeemed					40.00%
Term B Loan [Member]
Line of Credit Facility [Line Items]
Debt instrument, face amount			$ 850,000,000.0
Fixed interest rate									5.60%			5.60%				5.60%
Repayment of long-term debt		$ 396,700,000
Debt Instrument, Ticking Fee, Term						30 days
Debt Instrument, Ticking Fee, Percent						50.00%
Basic spread rate						4.50%
Principal payment										$ 2,125,000
Debt Issuance Costs Write-off																$ 12,471,000
Term B Loan [Member] | Accrued Liabilities
Line of Credit Facility [Line Items]
Accrued Ticking Fees																	11,300,000
Term B Loan [Member] | LIBOR Floor [Member]
Line of Credit Facility [Line Items]
Basic spread rate			0.75%			0.75%
Term B Loan [Member] | Alternate Base Rate [Member] | Minimum
Line of Credit Facility [Line Items]
Basic spread rate			3.00%
Term B Loan [Member] | Alternate Base Rate [Member] | Maximum
Line of Credit Facility [Line Items]
Basic spread rate			3.50%
Term B Loan [Member] | LIBOR
Line of Credit Facility [Line Items]
Basic spread rate						4.50%
Term B Loan [Member] | Eurocurrency Rate [Member] | Minimum
Line of Credit Facility [Line Items]
Basic spread rate			4.00%
Term B Loan [Member] | Eurocurrency Rate [Member] | Maximum
Line of Credit Facility [Line Items]
Basic spread rate			4.50%
Prior Term Loan B [Member]
Line of Credit Facility [Line Items]
Debt instrument, face amount								300,000,000.0
Repayment of long-term debt			$ 291,000,000.0
Current portion of long-term debt									$ 0			$ 0				0	$ 3,000,000
Principal payment								$ 750,000
Interest rate for borrowings under the Term B Loan facility																	3.10%
Debt Issuance Costs Write-off																$ 4,596,000
Prior Term Loan B [Member] | Base Rate [Member]
Line of Credit Facility [Line Items]
Basic spread rate																	2.00%
Debt instrument, description of variable rate basis																	base rate plus 2%
Prior Term Loan B [Member] | Eurocurrency Rate [Member]
Line of Credit Facility [Line Items]
Basic spread rate																3.00%	3.00%
Debt instrument, description of variable rate basis																	LIBOR-equivalent rate plus 3%
Prior Term Loan B [Member] | Interest Rate Swap
Line of Credit Facility [Line Items]
Derivative, Fixed Interest Rate							0.946%
Derivative, Swaption Interest Rate									3.946%			3.946%				3.946%
Prior Term Loan B [Member] | Interest Rate Swap | LIBOR
Line of Credit Facility [Line Items]
Debt instrument, description of variable rate basis							one-month LIBOR
Prior Term Loan B [Member] | Interest Rate Swap | LIBOR | Maximum
Line of Credit Facility [Line Items]
Derivative, Floor Interest Rate							0.00%
Prior Term Loan B [Member] | Prior Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Line of credit facility, expiration date								Apr. 13, 2023
Prior Revolver Loan [Member]
Line of Credit Facility [Line Items]
Debt Issuance Costs Write-off																$ 1,404,000