Due to Shareholders of Acquired Companies (Tables)

12 Months Ended

Dec. 31, 2017

Business Combinations [Abstract]

Summary of amounts due to shareholders of acquired companies

The aggregate maturities of Due to shareholders of acquired companies as of December 31, 2017, were as follows:

2018	$	40,840
2019	36,978
2020	13,778
2021	11,752
2022	—
Aggregate maturities	103,348
Less: notes payable held for sale	(21,250		)
Less: imputed interest discount	(2,529		)
Total	$	79,569

The amounts due to shareholders of acquired companies, currencies, and interest rates applied were as follows:

	December 31, 2017		December 31, 2016		Nominal Currency	Interest Rate %
Universidade Anhembi Morumbi (UAM Brazil)	$	45,206	$	52,043	BRL	CDI + 2%
University of St. Augustine for Health Sciences, LLC (St. Augustine)	11,550		11,550		USD	7%
Monash South Africa (MSA)	9,571		27,462		AUD	n/a, 6.75%
CH Holding Netherlands B.V. (CH Holding)	3,971		8,587		USD	n/a
Universidad Tecnologica Centroamericana (UNITEC Honduras)	3,813		5,196		HNL	IIBC
Faculdade Porto-Alegrense (FAPA)	3,084		2,973		BRL	IGP-M
IADE Group	2,374		2,755		EUR	3%
Faculdades Metropolitanas Unidas Educacionais (FMU)	—		100,382		BRL	CDI
Total due to shareholders of acquired companies	79,569		210,948
Less: Current portion of due to shareholders of acquired companies	40,140		118,679
Due to shareholders of acquired companies, less current portion	$	39,429	$	92,269

AUD: Australian Dollar	CDI: Certificados de Depósitos Interbancários (Brazil)
BRL: Brazilian Real	IIBC: Índice de Inflación del Banco Central (Honduras)
EUR: European Euro	IGP-M: General Index of Market Prices (Brazil)
HNL: Honduran Lempira
USD: United States Dollar