Acquisitions (Details)				3 Months Ended		9 Months Ended		12 Months Ended
	Aug. 29, 2015 USD ($)	Jul. 22, 2015 USD ($) item	Mar. 01, 2015 USD ($)	Oct. 02, 2015 USD ($)	Sep. 30, 2014 USD ($)	Oct. 02, 2015 USD ($)	Sep. 30, 2014 USD ($)	Dec. 31, 2014 USD ($)
Acquisitions
Cash paid						$ 55,701,000	$ 964,000
Deal and transition costs incurred					$ 1,135,000		$ 5,492,000
Goodwill				$ 241,568,000		241,568,000		$ 192,523,000
Ingenios Health Co.
Acquisitions
Cash consideration		$ 2,000,000
Purchase price		$ 11,372,000
Interest acquired (as a percent)		100.00%
Number of States | item		7
WillCare
Acquisitions
Purchase price	$ 50,843.000
Accounts receivable			$ 6,965,000
Property, plant & equipment			209,000
Other assets			912,000
Deferred tax assets			3,635,000
Goodwill			39,355,000
Other intangibles			7,282,000
Assets acquired			58,358,000
Liabilities assumed			(4,515,000)
Net assets acquired			53,843,000
Proforma results of operations
Revenues								$ 72,000,000
WillCare | Ingenios Health Co.
Acquisitions
Deal and transition costs incurred				$ 919,000		$ 1,513,000
Ohio | WillCare
Acquisitions
Cash paid			$ 3,000,000