Due to Shareholders of Acquired Companies - Additional Information (Details)		1 Months Ended	12 Months Ended		84 Months Ended
	Sep. 12, 2014 USD ($)	Aug. 31, 2019 USD ($)	Dec. 31, 2019 USD ($) installment	Dec. 31, 2019 BRL (R$)	Dec. 31, 2019 USD ($) installment	Dec. 31, 2019 BRL (R$) installment	Dec. 31, 2018 USD ($)	Sep. 12, 2014 BRL (R$)
Business Acquisition [Line Items]
Promissory notes payable			$ 21,518,000		$ 21,518,000		$ 45,391,000
Universidade Anhembi Morumbi (UAM Brazil)
Business Acquisition [Line Items]
Promissory notes payable			20,179,000		20,179,000		30,912,000
Universidade Anhembi Morumbi (UAM Brazil) | Related Party Notes Payable
Business Acquisition [Line Items]
Loan amount			$ 49,226,000		$ 49,226,000	R$ 200,808,000
Number of periodic payments (installment) | installment			9		9	9
Periodic principal payment			$ 5,470,000	R$ 22,312,000
Number of periodic installment payments made during the period (installment) | installment					7
Number of periodic payment installments remaining (installment) | installment			2		2	2
Universidade Anhembi Morumbi (UAM Brazil) | Certificados de Depósitos Interbancários (CDI) | Related Party Notes Payable
Business Acquisition [Line Items]
Basis spread on variable rate			2.00%	2.00%
Universidade Anhembi Morumbi (UAM Brazil) | Certificados de Depósitos Interbancários (CDI) | Notes Payable
Business Acquisition [Line Items]
Basis spread on variable rate			2.00%	2.00%
IADE Group
Business Acquisition [Line Items]
Promissory notes payable			$ 0		$ 0		11,395,000
Faculdades Metropolitanas Unidas Educacionais (FMU) | Notes Payable
Business Acquisition [Line Items]
Loan amount	$ 110,310,000							R$ 259,139,000
Faculdades Metropolitanas Unidas Educacionais (FMU) | Certificados de Depósitos Interbancários (CDI) | Notes Payable
Business Acquisition [Line Items]
Basis spread on variable rate	3.70%
Faculdade-Porto-Alegrense (FAPA)
Business Acquisition [Line Items]
Promissory notes payable							$ 1,943,000
Liability settled		$ 230,000