Subsequent Events (Details) (Subsequent Event, USD $)	1 Months Ended
	Oct. 30, 2013 California Department of Health Care Services California Health Plan	Oct. 30, 2013 College Health Enterprises
Subsequent Event [Line Items]
Pre-tax margin percentage benchmark on settlement account	3.25%
Settlement amount based on 75% of plan's revenue in 2014	75.00%
Settlement amount based on 50% of plan's revenue in each subsequent year of the settlement agreement	50.00%
Maximum settlement receivable amount	$ 40,000,000
Contractual term	5 years	10 years