The amount of expense provided in the period for legal costs incurred on or before the balance sheet date pertaining to resolved, pending or threatened litigation, including arbitration and mediation proceedings.

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Amount awarded to other party in judgment or settlement of litigation.

+ References

No definition available.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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The value (monetary amount) of the award the plaintiff seeks in the legal matter.

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Contingencies (Narrative) (Details) - USD ($) $ in Millions				3 Months Ended
Contingencies (Narrative) (Details) - USD ($) $ in Millions	Jan. 21, 2020	Nov. 30, 2018	Nov. 09, 2016	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Pending Litigation [Member] \| Litigation Matters Where Negative Outcome Is Reasonably Possible [Member]
Loss Contingencies [Line Items]
Attorneys' fees and other costs incurred				$ 2.0
Pending Litigation [Member] \| Maximum [Member] \| Litigation Matters Where Negative Outcome Is Reasonably Possible [Member]
Loss Contingencies [Line Items]
Attorneys' fees and other costs incurred					$ 1.0
U.S. ex re. Baker vs. Community Health Systems, Inc. [Member]
Loss Contingencies [Line Items]
Judgment awarded			$ 1.9
Class Action Shareholder Federal Securities Cases [Member]
Loss Contingencies [Line Items]
Judgment awarded	$ 53.0
Liability based on the proposed settlement agreement						$ 53.0
Steadfast Insurance Company, et al v. Community Health Systems, Inc. [Member] \| Pending Litigation [Member] \| Litigation Matters For Which An Outcome Cannot Be Assessed [Member]
Loss Contingencies [Line Items]
Loss contingency damages sought value		$ 73.0