Contingencies (Details) $ in Millions	Mar. 31, 2017 USD ($) claim program_review
Loss Contingencies [Line Items]
Number of existing legal claims or proceedings that are likely to have a material effect on the Company's business | claim	0
Maximum [Member]
Loss Contingencies [Line Items]
Loss contingency, estimate of possible loss | $	$ 20
Education [Member] | Sale of KHE Campuses business [Member] | Higher Education [Member]
Loss Contingencies [Line Items]
Number of pending program reviews	4
Title IV participating institutions including Broomall PA and Pittsburgh PA [Member] | Education [Member] | Higher Education [Member]
Loss Contingencies [Line Items]
Number of pending program reviews	5