BUSINESS COMBINATIONS - Additional Information (Detail) (USD $)	0 Months Ended			3 Months Ended	0 Months Ended
	Oct. 02, 2014	Jul. 02, 2013	Feb. 02, 2015	Mar. 31, 2015	Jan. 02, 2015
Faculdade Martha Falcao
Business Acquisition [Line Items]
Amortizable intangible assets, estimated useful lives	0 years
Intangible Assets	$ 5,249,000
Payments to Acquire Businesses	11,400,000
Business Combination, Consideration Transferred	1,600,000
Number of undergraduate and graduate programs	3,500
Faculdade Martha Falcao | Title Four Eligibility And Accreditations
Business Acquisition [Line Items]
Intangible Assets	4,100,000
Faculdade Martha Falcao | Trade Name
Business Acquisition [Line Items]
Intangible Assets	1,000,000
Faculdade Diferencial Integral
Business Acquisition [Line Items]
Amortizable intangible assets, estimated useful lives		15 years
Number of students in Degree program		2,900
Intangible Assets		17,723,000
Payments to Acquire Businesses		16,100,000
Business Combination, Consideration Transferred		9,000,000
Faculdade Diferencial Integral | Title Four Eligibility And Accreditations
Business Acquisition [Line Items]
Intangible Assets		15,200,000
Faculdade Diferencial Integral | Trade Name
Business Acquisition [Line Items]
Intangible Assets		1,900,000
Damasio Educacional [Member]
Business Acquisition [Line Items]
Amortizable intangible assets, estimated useful lives			8 years
Number of students in Degree program			50,000
Number of campuses			220
Intangible Assets			46,862,000
Payments to Acquire Businesses			81,400,000	66,000,000
Business Combination, Consideration Transferred			15,400,000
Damasio Educacional [Member] | Title Four Eligibility And Accreditations
Business Acquisition [Line Items]
Intangible Assets			19,300,000
Damasio Educacional [Member] | Trade Name
Business Acquisition [Line Items]
Intangible Assets			8,000,000
Faculdade Ideal [Member]
Business Acquisition [Line Items]
Number of students in Degree program					2,500
Intangible Assets					6,754,000
Payments to Acquire Businesses					100,000
Faculdade Ideal [Member] | Title Four Eligibility And Accreditations
Business Acquisition [Line Items]
Intangible Assets					5,800,000
Faculdade Ideal [Member] | Trade Name
Business Acquisition [Line Items]
Intangible Assets					$ 1,000,000