Acquisitions and Dispositions of Businesses (Dispositions and Other) (Narrative) (Details) - USD ($) $ in Millions	1 Months Ended
Jun. 30, 2016	Mar. 31, 2017
Celtic Healthcare Inc [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Noncontrolling interest exchanged	20.00%
Celtic Healthcare Inc [Member] \| Celtic Healthcare Allegheny Health Network Joint Venture [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Equity Method Investment, Ownership Percentage		40.00%
Residential Healthcare [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Noncontrolling interest purchased	20.00%
Noncontrolling Interest, Change in Redemption Value	$ 3.0
Redeemable Noncontrolling Interest, Redemption Value	$ 24.0
Residential Healthcare [Member] \| Residential Healthcare Michigan hospital joint venture [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Percentage of joint venture sold	60.00%
Equity Method Investment, Ownership Percentage	40.00%
Graham Healthcare Group [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Noncontrolling Interest, Change in Redemption Value	$ 4.1
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners	10.00%
Noncontrolling Interest, Ownership Percentage by Parent		90.00%

The percentage of redeemable noncontrolling interest exchanged.

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Percent of noncontrolling interest purchased during the period.

+ References

No definition available.

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- Definition

The percentage of a joint venture sold.

+ References

No definition available.

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66011266&loc=d3e33918-111571

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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

No definition available.

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- Definition

Change in noncontrolling interest during the period as a result of a change in the redemption value of redeemable noncontrolling interest.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 480
-SubTopic 10
-Section S99
-Paragraph 3A
-Subparagraph 15
-URI http://asc.fasb.org/extlink&oid=65877616&loc=SL6540498-122764

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 480
-SubTopic 10
-Section S99
-Paragraph 3A
-Subparagraph 16(c)
-URI http://asc.fasb.org/extlink&oid=65877616&loc=SL6540498-122764

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 480
-SubTopic 10
-Section S99
-Paragraph 3A
-Subparagraph 14
-URI http://asc.fasb.org/extlink&oid=65877616&loc=SL6540498-122764

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- Definition

The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

+ References

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The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

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- Definition

Redemption value, as if currently redeemable, of redeemable noncontrolling interest for common shares, units or ownership interests classified as temporary equity and the election has been made to accrete changes in redemption value to the earliest redemption date.

+ References

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