Regulation (Details)	1 Months Ended	9 Months Ended
Oct. 31, 2016 item	Sep. 30, 2016 USD ($) item state
Regulation [Line Items]
Average of median annual earning percentage.		8.00%
Average of median discretionary percentage		20.00%
Number of categories of borrower defenses		3
Number of states needed for state authorization reciprocity agreement \| state		2
Number of years an adverse action must be disclosed		5 years
Minimum [Member]
Regulation [Line Items]
Average of median annual earning percentage.		8.00%
Average of median discretionary percentage		20.00%
Maximum [Member]
Regulation [Line Items]
Average of median annual earning percentage.		12.00%
Average of median discretionary percentage		30.00%
Strayer University
Regulation [Line Items]
Number of debt-to-earnings measures		2
Earnings measurement times Poverty Guideline		1.5
Amount of liability triggering event \| $		$ 750,000
Percentage of current assets triggering event		10.00%
Percentage of annual Title IV disbursements		10.00%
Number of conducted compliance reviews		4
Number of states in which compliance reviews were conducted \| state		3
Number of reviews also covered compliance with additional agencies		2
Strayer University \| Minimum [Member]
Regulation [Line Items]
Years after graduation		2 years
Strayer University \| Maximum [Member]
Regulation [Line Items]
Years after graduation		4 years
Strayer University \| Forecast
Regulation [Line Items]
Number of current associate degree programs n the Zone	2

Represents the amount of liability arising from an audit, investigation, or similar action initiated by a state, federal, or other oversight entity, including settlements, that is based on claims related to the making of federal loans or the provision of educational service that would trigger an event leading to determination institution isn't able to meet financial or administrative obligations based on U.S. Department of Education ruling.

No definition available.