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Goodwill (Tables) | 6 Months Ended
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Jan. 31, 2017
Goodwill [Abstract] |
Schedule of goodwill by segment | The following table represents the amount of goodwill by reportable operating segment, including the changes in the net carrying value of goodwill during the six months ended January 31, 2017:
|  | Commercial Solutions |  | Government Solutions |  | Total
Balance as of July 31, 2016 |  | $ | 229,273,000 |  |  | 58,345,000 |  |  | $ | 287,618,000 |
Changes resulting from TCS acquisition |  | 2,167,000 |  |  | 848,000 |  |  | 3,015,000 |
Balance as of January 31, 2017 |  | $ | 231,440,000 |  |  | 59,193,000 |  |  | $ | 290,633,000 |

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- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13854-109267 + Details
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