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Restructuring Charges - Restructuring Charges by Segment (Detail) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2016 | Sep. 30, 2015 | Sep. 30, 2016 | Sep. 30, 2015
Restructuring And Related Cost [Line Items] |  |  |  |  |
Severance and related expenses | [1],[2] | $ 117 | $ 52 | $ 389 | $ 13,697
University Group [Member] |  |  |  |  |
Restructuring And Related Cost [Line Items] |  |  |  |  |
Severance and related expenses |  |  | 22 | 84 | 649
Corporate and Other [Member] |  |  |  |  |
Restructuring And Related Cost [Line Items] |  |  |  |  |
Severance and related expenses |  | 117 |  | 270 | 4,318
Subtotal [Member] |  |  |  |  |
Restructuring And Related Cost [Line Items] |  |  |  |  |
Severance and related expenses |  | $ 117 | 22 | 354 | 4,967
Culinary Arts [Member] |  |  |  |  |
Restructuring And Related Cost [Line Items] |  |  |  |  |
Severance and related expenses |  |  |  | 5 | 265
Transitional Group [Member] |  |  |  |  |
Restructuring And Related Cost [Line Items] |  |  |  |  |
Severance and related expenses |  |  | 30 | 30 | 8,465
CTU [Member] |  |  |  |  |
Restructuring And Related Cost [Line Items] |  |  |  |  |
Severance and related expenses |  |  | 18 | 18 | 306
AIU [Member] |  |  |  |  |
Restructuring And Related Cost [Line Items] |  |  |  |  |
Severance and related expenses |  |  | $ 4 | $ 66 | $ 343
[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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