Regulation (Details)	Jan. 08, 2017 university_program
Capella University
Regulation [Line Items]
Number Of Active Programs In The Zone, 2015 Regulations	1
Strayer University
Regulation [Line Items]
Number Of Active Programs In The Zone, 2015 Regulations	2

Number Of Active Programs In The Zone, 2015 Regulations

No definition available.

Name:	stra_NumberOfActiveProgramsInTheZone2015Regulations
Namespace Prefix:	stra_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant