Subsequent Events (Narrative) (Details) (Subsequent Event [Member], Health Management Associates, Inc. [Member], Scenario, Plan [Member], USD $)	0 Months Ended
	Jul. 29, 2013 state item
Subsequent Event [Line Items]
Business Acquisition, Cost of Acquired Entity, Purchase Price	$ 7,600,000,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt	$ 3,700,000,000
Business Combination Contingent Consideration Arrangements, Contingent Value Right, Number Per Share	1
Number of Hospitals Owned and Leased by the Company	206
Number of states in which we operate	29
Number of licensed beds	31,000
Common Class A [Member]
Subsequent Event [Line Items]
Business Acquisition, Share Price	$ 13.78
Payments to Acquire Businesses, Gross, Per Share	$ 10.50
Business Combination Consideration Transferred Equity Interests Issued, Per Share	0.06942
Business Combination Contingent Consideration Arrangements, Contingent Value Right, Amount Per Share	$ 1.00