Revenue - Schedule of Revenue by Segment (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Disaggregation of Revenue [Line Items]
Revenue	$ 1,024,917	$ 1,212,070	$ 1,144,574
Percent of net revenues	100.00%	100.00%	100.00%
Tuition and educational services
Disaggregation of Revenue [Line Items]
Revenue	$ 1,117,933	$ 1,241,929	$ 1,173,977
Percent of net revenues	109.00%	102.00%	103.00%
Other
Disaggregation of Revenue [Line Items]
Revenue	$ 131,065	$ 167,717	$ 152,572
Percent of net revenues	13.00%	14.00%	13.00%
Gross revenue
Disaggregation of Revenue [Line Items]
Revenue	$ 1,248,998	$ 1,409,646	$ 1,326,549
Percent of net revenues	122.00%	116.00%	116.00%
Less: Discounts / waivers / scholarships
Disaggregation of Revenue [Line Items]
Revenue	$ 224,081	$ 197,576	$ 181,975
Percent of net revenues	(22.00%)	(16.00%)	(16.00%)
Operating Segments | Mexico
Disaggregation of Revenue [Line Items]
Revenue	$ 534,607	$ 652,846	$ 646,134
Operating Segments | Mexico | Tuition and educational services
Disaggregation of Revenue [Line Items]
Revenue	634,956	715,817	701,223
Operating Segments | Mexico | Other
Disaggregation of Revenue [Line Items]
Revenue	81,764	101,224	99,015
Operating Segments | Mexico | Gross revenue
Disaggregation of Revenue [Line Items]
Revenue	716,720	817,041	800,238
Operating Segments | Mexico | Less: Discounts / waivers / scholarships
Disaggregation of Revenue [Line Items]
Revenue	182,113	164,195	154,104
Operating Segments | Peru
Disaggregation of Revenue [Line Items]
Revenue	482,878	546,751	496,368
Operating Segments | Peru | Tuition and educational services
Disaggregation of Revenue [Line Items]
Revenue	482,977	526,112	472,754
Operating Segments | Peru | Other
Disaggregation of Revenue [Line Items]
Revenue	41,869	54,020	51,485
Operating Segments | Peru | Gross revenue
Disaggregation of Revenue [Line Items]
Revenue	524,846	580,132	524,239
Operating Segments | Peru | Less: Discounts / waivers / scholarships
Disaggregation of Revenue [Line Items]
Revenue	41,968	33,381	27,871
Corporate
Disaggregation of Revenue [Line Items]
Revenue	7,432	12,473	2,072
Corporate | Tuition and educational services
Disaggregation of Revenue [Line Items]
Revenue	0	0	0
Corporate | Other
Disaggregation of Revenue [Line Items]
Revenue	7,432	12,473	2,072
Corporate | Gross revenue
Disaggregation of Revenue [Line Items]
Revenue	7,432	12,473	2,072
Corporate | Less: Discounts / waivers / scholarships
Disaggregation of Revenue [Line Items]
Revenue	$ 0	$ 0	$ 0