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Restructuring Charges - Restructuring Charges by Segment (Detail) - USD ($) $ in Thousands | 3 Months Ended
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Mar. 31, 2016 | Mar. 31, 2015
Restructuring And Related Cost [Line Items] |  |  |
Severance and related expenses | [1],[2] | $ 215 | $ 884
University Group [Member] |  |  |
Restructuring And Related Cost [Line Items] |  |  |
Severance and related expenses |  | 84 | 13
Corporate and Other [Member] |  |  |
Restructuring And Related Cost [Line Items] |  |  |
Severance and related expenses |  | 96 |
Subtotal [Member] |  |  |
Restructuring And Related Cost [Line Items] |  |  |
Severance and related expenses |  | 180 | 13
Culinary Arts [Member] |  |  |
Restructuring And Related Cost [Line Items] |  |  |
Severance and related expenses |  | 5 | 140
Transitional Group [Member] |  |  |
Restructuring And Related Cost [Line Items] |  |  |
Severance and related expenses |  | 30 | 731
CTU [Member] |  |  |
Restructuring And Related Cost [Line Items] |  |  |
Severance and related expenses |  | 18 | $ 13
AIU [Member] |  |  |
Restructuring And Related Cost [Line Items] |  |  |
Severance and related expenses |  | $ 66 |
[1] | Includes charges related to COBRA and outplacement services which are assumed to be completed by the third month following an employee’s departure.
[2] | Severance payments will result in future cash expenditures through 2018.

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