Quarterly report pursuant to Section 13 or 15(d)

Goodwill (Details)

v3.5.0.2
Goodwill (Details) - USD ($)
$ in Thousands
 9 Months Ended
Dec. 15, 2015
Jun. 30, 2016
Goodwill [Line Items]    
Balance at the beginning of the period   $ 376,302
Foreign currency translation   (6,167)
Balance at the end of the period   398,929
Ascend Management Innovations LLC    
Goodwill [Line Items]    
Acquisition of Ascend   18,495
Acquisition of Assessments Australia   18,495
Balance at the end of the period   18,495
Assessments Australia    
Goodwill [Line Items]    
Acquisition of Ascend   2,899
Acquisition of Assessments Australia   2,899
Acentia LLC    
Goodwill [Line Items]    
Adjustment to goodwill acquired with Acentia   7,624
Balance at the end of the period   221,949
Health Services    
Goodwill [Line Items]    
Balance at the beginning of the period   113,427
Foreign currency translation   (6,600)
Balance at the end of the period   125,322
Health Services | Ascend Management Innovations LLC    
Goodwill [Line Items]    
Acquisition of Ascend   18,495
Acquisition of Assessments Australia   18,495
Health Services | Assessments Australia    
Goodwill [Line Items]    
Acquisition of Ascend   0
Acquisition of Assessments Australia   0
Health Services | Acentia LLC    
Goodwill [Line Items]    
Adjustment to goodwill acquired with Acentia   0
U.S. Federal Services    
Goodwill [Line Items]    
Balance at the beginning of the period   220,524
Foreign currency translation   0
Balance at the end of the period   228,148
U.S. Federal Services | Ascend Management Innovations LLC    
Goodwill [Line Items]    
Acquisition of Ascend   0
Acquisition of Assessments Australia   0
U.S. Federal Services | Assessments Australia    
Goodwill [Line Items]    
Acquisition of Ascend   0
Acquisition of Assessments Australia   0
U.S. Federal Services | Acentia LLC    
Goodwill [Line Items]    
Adjustment to goodwill acquired with Acentia   7,624
Human Services    
Goodwill [Line Items]    
Balance at the beginning of the period   42,351
Foreign currency translation   433
Balance at the end of the period   45,459
Human Services | Ascend Management Innovations LLC    
Goodwill [Line Items]    
Acquisition of Ascend   0
Acquisition of Assessments Australia   0
Human Services | Assessments Australia    
Goodwill [Line Items]    
Acquisition of Ascend $ 2,899 2,899
Acquisition of Assessments Australia $ 2,899 2,899
Human Services | Acentia LLC    
Goodwill [Line Items]    
Adjustment to goodwill acquired with Acentia   0
K-12 Education    
Goodwill [Line Items]    
Disposal of K-12 Education Business   (224)
K-12 Education | Health Services    
Goodwill [Line Items]    
Disposal of K-12 Education Business   0
K-12 Education | U.S. Federal Services    
Goodwill [Line Items]    
Disposal of K-12 Education Business   0
K-12 Education | Human Services    
Goodwill [Line Items]    
Disposal of K-12 Education Business   $ (224)