Nature of Business (Details)	1 Months Ended	12 Months Ended
	Jul. 31, 2018 student	Dec. 31, 2018 subsidiary student campus segment
Segment Reporting Information [Line Items]
Number of students		83,500
Number of subsidiary institutions | subsidiary		2
Number of reportable segments | segment		2
HCN
Segment Reporting Information [Line Items]
Number of campuses | campus		5
HCN | RN-To-BSN Program
Segment Reporting Information [Line Items]
Number of students	65