Accounts Receivable (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014
Accounts, Notes, Loans and Financing Receivable [Line Items]
Bad debt expense			$ 144,514	$ 10,736
Allowances for accounts receivable	$ 125,123		$ 125,123		$ 113,357
Product Concentration Risk [Member] | Allowance for Doubtful Accounts [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for doubtful accounts related to fee for service patient visits			72.00%
Ambulatory Services [Member] | Other Operating Expenses [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Bad debt expense	4,700	$ 5,500	$ 11,000	10,700
Physician Services [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Bad debt expense	$ 65,783	$ 0	$ 133,535	$ 0