Commitments And Contingencies (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended									22 Months Ended		3 Months Ended
	Mar. 31, 2012	Jul. 31, 2009	Mar. 09, 2011 Home Health [Member]	Jan. 31, 2010 Home Health [Member]	Jun. 06, 2011 Hospice [Member]	Jul. 31, 2010 Hospice [Member]	Feb. 15, 2012 MassPro and Hospice [Member]	Mar. 31, 2012 Favorable [Member] Hospice [Member]	Mar. 13, 2012 Favorable [Member] MAXIMUS Federal Services and Hospice [Member]	Nov. 10, 2009 Unfavorable [Member] Home Health [Member] Medicare Administrative Contractor (MAC) [Member]	Mar. 31, 2012 Unfavorable [Member] Hospice [Member]	Mar. 31, 2012 Unfavorable [Member] MAXIMUS Federal Services [Member]	Feb. 15, 2012 Unfavorable [Member] MassPro and Hospice [Member]	Mar. 13, 2012 Unfavorable [Member] MAXIMUS Federal Services and Hospice [Member]
Commitments And Contingencies [Line Items]
Number of claims submitted by subsidiary		25	114	137	16	30	112	4	1		12		89	11
Recovery amount of the overpayment made to the subsidiary	$ 6.3		$ 5.6		$ 5.5		$ 6.6
Number of redetermination decisions										110		85
Health insurance retention limit	0.8
Workers' compensation insurance retention limit	0.4
Professional liability insurance retention limit	$ 0.3