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Business Overview (Details)	3 Months Ended	9 Months Ended
	Jun. 30, 2016 employee location	Jun. 30, 2016 employee location
Concentration Risk [Line Items]
Number of employees (employee) | employee	1,400	1,400
Minimum number of locations in which entity operates (location) | location	30	30
Public Health and Life Sciences [Member] | Business Base [Member] | Customer concentration
Concentration Risk [Line Items]
Concentration risk percentage (percent)		5.00%
US Government [Member] | Revenue concentration | Customer concentration
Concentration Risk [Line Items]
Concentration risk percentage (percent)		100.00%
DVA | Business Base [Member] | Customer concentration
Concentration Risk [Line Items]
Concentration risk percentage (percent)		54.00%
Human Services and Solutions [Member] | Business Base [Member] | Customer concentration
Concentration Risk [Line Items]
Concentration risk percentage (percent)		41.00%
Human Services and Solutions [Member] | Revenue concentration | Customer concentration
Concentration Risk [Line Items]
Concentration risk percentage (percent)		13.00%
Department of Veterans Affairs [Member] | Revenue concentration | Customer concentration
Concentration Risk [Line Items]
Concentration risk percentage (percent)	83.00%	95.00%

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- Definition

Number of persons employed by the Entity

+ References

No definition available.

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- Definition

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+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 18
-URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6351-108592

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 20
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
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