Business Combinations (Details Textual) (USD $) In Millions, unless otherwise specified	9 Months Ended				9 Months Ended				9 Months Ended			9 Months Ended
	Jun. 30, 2012	Apr. 05, 2012	Jun. 30, 2012 Families Together [Member]	Nov. 30, 2011 Families Together [Member]	Jun. 30, 2012 Copper Family [Member]	Apr. 05, 2012 Copper Family [Member]	Jun. 30, 2012 Copper Family [Member] Human Services [Member]	Dec. 31, 2011 Other Acquisitions [Member]	Jun. 30, 2012 Scvp [Member]	Mar. 26, 2012 Scvp [Member]	Jun. 30, 2012 Scvp [Member] Human Services [Member]	Jun. 30, 2012 Agency Contracts [Member] Families Together [Member]	Jun. 30, 2012 Non-compete/non-solicit [Member] Families Together [Member]	Jun. 30, 2012 Licensing Agreements [Member] Families Together [Member]
Acquired Indefinite-lived Intangible Assets [Line Items]
Cost of acquisition				$ 3.0		$ 2.6		$ 0.2		$ 0.4
Goodwill in the Human Services segment			0.9				0.7				0.1
Cost of intangible assets			2.1					0.1					1.0
Cost of agency contract					1.4				0.3			0.8
Tenure of agency contract					11 years				10 years
Compensation for licenses and permits					0.4									0.3
Useful life of licenses and permits					10 years							11 years	5 years	10 years
Tangible Assets Acquired		0.1
Intangible assets acquired on combination		1.8
Business Combinations (Textual) [Abstract]
Number of companies acquired	5
Total cost of acquisition	$ 6.2