Revenue - Schedule of Components (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Disaggregation of Revenue [Line Items]
Revenue	$ 327,579	$ 303,856	$ 522,280	$ 496,175
Percent of net revenues	100.00%	100.00%	100.00%	100.00%
Tuition and educational services
Disaggregation of Revenue [Line Items]
Revenue	$ 362,736	$ 331,607	$ 580,212	$ 527,067
Percent of net revenues	111.00%	109.00%	111.00%	106.00%
Other
Disaggregation of Revenue [Line Items]
Revenue	$ 32,303	$ 23,914	$ 67,215	$ 60,098
Percent of net revenues	10.00%	8.00%	13.00%	12.00%
Gross revenue
Disaggregation of Revenue [Line Items]
Revenue	$ 395,039	$ 355,521	$ 647,427	$ 587,165
Percent of net revenues	121.00%	117.00%	124.00%	118.00%
Less: Discounts / waivers / scholarships
Disaggregation of Revenue [Line Items]
Revenue	$ 67,460	$ 51,665	$ 125,147	$ 90,990
Percent of net revenues	(21.00%)	(17.00%)	(24.00%)	(18.00%)
Operating Segments | Mexico
Disaggregation of Revenue [Line Items]
Revenue	$ 124,283	$ 114,864	$ 259,680	$ 269,071
Operating Segments | Mexico | Tuition and educational services
Disaggregation of Revenue [Line Items]
Revenue	157,714	136,408	323,738	300,573
Operating Segments | Mexico | Other
Disaggregation of Revenue [Line Items]
Revenue	17,804	12,137	41,327	39,354
Operating Segments | Mexico | Gross revenue
Disaggregation of Revenue [Line Items]
Revenue	175,518	148,545	365,065	339,927
Operating Segments | Mexico | Less: Discounts / waivers / scholarships
Disaggregation of Revenue [Line Items]
Revenue	51,235	33,681	105,385	70,856
Operating Segments | Peru
Disaggregation of Revenue [Line Items]
Revenue	201,660	187,572	259,158	224,099
Operating Segments | Peru | Tuition and educational services
Disaggregation of Revenue [Line Items]
Revenue	205,022	195,199	256,474	226,494
Operating Segments | Peru | Other
Disaggregation of Revenue [Line Items]
Revenue	12,863	10,357	22,446	17,739
Operating Segments | Peru | Gross revenue
Disaggregation of Revenue [Line Items]
Revenue	217,885	205,556	278,920	244,233
Operating Segments | Peru | Less: Discounts / waivers / scholarships
Disaggregation of Revenue [Line Items]
Revenue	16,225	17,984	19,762	20,134
Corporate
Disaggregation of Revenue [Line Items]
Revenue	1,636	1,420	3,442	3,005
Corporate | Tuition and educational services
Disaggregation of Revenue [Line Items]
Revenue	0	0	0	0
Corporate | Other
Disaggregation of Revenue [Line Items]
Revenue	1,636	1,420	3,442	3,005
Corporate | Gross revenue
Disaggregation of Revenue [Line Items]
Revenue	1,636	1,420	3,442	3,005
Corporate | Less: Discounts / waivers / scholarships
Disaggregation of Revenue [Line Items]
Revenue	$ 0	$ 0	$ 0	$ 0