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Condensed Consolidating Financial Information - Cash Flow Statement Tables (Details) - USD ($) $ in Millions |  | 1 Months Ended | 6 Months Ended
--- | --- | --- | ---
Feb. 21, 2018 | Jan. 17, 2017 | Jun. 30, 2018 | Jun. 30, 2017
Condensed Consolidating Statements of Cash Flows |  |  |  |
Net cash provided by operating activities |  |  | $ 385.5 | $ 332.0
Cash flows from investing activities: |  |  |  |
Purchases of property and equipment |  |  | (108.8) | (99.9)
Additions to capitalized software costs |  |  | (9.7) | (9.7)
Acquisitions of businesses, net of cash acquired |  |  | (135.8) | (20.9)
Proceeds from repayment of intercompany notes receivable |  |  | 0.0 | 0.0
Other, net |  |  | (6.7) | 11.0
Net cash used in investing activities |  |  | (261.0) | (119.5)
Cash flows from financing activities: |  |  |  |
Principal payments on debt, including pre-payments |  |  | (9.1) | (13.4)
Principal payments on intercompany note payable |  |  | 0.0 | 0.0
Borrowings on revolving credit facility |  |  | 245.0 | 105.0
Payments on revolving credit facility |  |  | (190.0) | (187.0)
Repurchases of common stock, including fees and expenses |  |  | 0.0 | (18.1)
Dividends paid on common stock |  |  | (49.9) | (43.5)
Proceeds from exercising stock warrants |  | $ 27.0 | 0.0 | 26.6
Purchase of equity interests in consolidated affiliates | $ (65.0) |  | (65.1) | 0.0
Distributions paid to noncontrolling interests of consolidated affiliates |  |  | (35.2) | (24.1)
Taxes paid on behalf of employees for shares withheld |  |  | (8.3) | (19.8)
Other, net |  |  | (3.9) | 4.5
Change in intercompany advances |  |  | 0.0 | 0.0
Net cash used in financing activities |  |  | (116.5) | (169.8)
Increase in cash, cash equivalents, and restricted cash |  |  | 8.0 | 42.7
Cash, cash equivalents, and restricted cash at beginning of period |  | 101.4 | 116.8 | 101.4
Cash, cash equivalents, and restricted cash at end of period |  |  | 124.8 | 144.1
Reconciliation of Cash, Cash Equivalents, and Restricted Cash |  |  |  |
Cash and cash equivalents at beginning of period |  | 40.5 | 54.4 | 40.5
Restricted cash at beginning of period |  | 60.9 | 62.4 | 60.9
Cash, cash equivalents, and restricted cash at beginning of period |  | 101.4 | 116.8 | 101.4
Cash and cash equivalents at end of period |  |  | 59.0 | 71.1
Restricted cash at end of period |  |  | 65.8 | 73.0
Cash, cash equivalents, and restricted cash at end of period |  |  | 124.8 | 144.1
Supplemental schedule of noncash financing activity |  |  |  |
Conversion of convertible debt |  |  | 0.0 | 319.4
Encompass Health Corporation [Member] |  |  |  |
Condensed Consolidating Statements of Cash Flows |  |  |  |
Net cash provided by operating activities |  |  | (13.8) | 26.8
Cash flows from investing activities: |  |  |  |
Purchases of property and equipment |  |  | (18.0) | (13.1)
Additions to capitalized software costs |  |  | (8.7) | (8.3)
Acquisitions of businesses, net of cash acquired |  |  | (129.7) | (10.9)
Proceeds from repayment of intercompany notes receivable |  |  | 30.0 | 17.0
Other, net |  |  | (5.2) | (1.7)
Net cash used in investing activities |  |  | (131.6) | (17.0)
Cash flows from financing activities: |  |  |  |
Principal payments on debt, including pre-payments |  |  | (7.6) | (11.9)
Principal payments on intercompany note payable |  |  | 0.0 | 0.0
Borrowings on revolving credit facility |  |  | 245.0 | 105.0
Payments on revolving credit facility |  |  | (190.0) | (187.0)
Repurchases of common stock, including fees and expenses |  |  |  | (18.1)
Dividends paid on common stock |  |  | (49.8) | (43.5)
Proceeds from exercising stock warrants |  |  |  | 26.6
Purchase of equity interests in consolidated affiliates |  |  | (65.1) |
Distributions paid to noncontrolling interests of consolidated affiliates |  |  | 0.0 | 0.0
Taxes paid on behalf of employees for shares withheld |  |  | (7.4) | (19.5)
Other, net |  |  | 0.5 | 0.4
Change in intercompany advances |  |  | 219.7 | 158.4
Net cash used in financing activities |  |  | 145.3 | 10.4
Increase in cash, cash equivalents, and restricted cash |  |  | (0.1) | 20.2
Cash, cash equivalents, and restricted cash at beginning of period |  | 20.6 | 34.3 | 20.6
Cash, cash equivalents, and restricted cash at end of period |  |  | 34.2 | 40.8
Reconciliation of Cash, Cash Equivalents, and Restricted Cash |  |  |  |
Cash and cash equivalents at beginning of period |  | 20.6 | 34.3 | 20.6
Restricted cash at beginning of period |  | 0.0 | 0.0 | 0.0
Cash, cash equivalents, and restricted cash at beginning of period |  | 20.6 | 34.3 | 20.6
Cash and cash equivalents at end of period |  |  | 34.2 | 40.8
Restricted cash at end of period |  |  | 0.0 | 0.0
Cash, cash equivalents, and restricted cash at end of period |  |  | 34.2 | 40.8
Supplemental schedule of noncash financing activity |  |  |  |
Intercompany note activity |  |  | (134.2) |
Conversion of convertible debt |  |  |  | 319.4
Guarantor Subsidiaries [Member] |  |  |  |
Condensed Consolidating Statements of Cash Flows |  |  |  |
Net cash provided by operating activities |  |  | 219.5 | 169.9
Cash flows from investing activities: |  |  |  |
Purchases of property and equipment |  |  | (60.6) | (39.7)
Additions to capitalized software costs |  |  | 0.0 | (0.2)
Acquisitions of businesses, net of cash acquired |  |  | 0.0 | 0.0
Proceeds from repayment of intercompany notes receivable |  |  | 0.0 | 0.0
Other, net |  |  | (0.1) | 9.0
Net cash used in investing activities |  |  | (60.7) | (30.9)
Cash flows from financing activities: |  |  |  |
Principal payments on debt, including pre-payments |  |  | 0.0 | 0.0
Principal payments on intercompany note payable |  |  | 0.0 | 0.0
Borrowings on revolving credit facility |  |  | 0.0 | 0.0
Payments on revolving credit facility |  |  | 0.0 | 0.0
Repurchases of common stock, including fees and expenses |  |  |  | 0.0
Dividends paid on common stock |  |  | 0.0 | 0.0
Proceeds from exercising stock warrants |  |  |  | 0.0
Purchase of equity interests in consolidated affiliates |  |  | 0.0 |
Distributions paid to noncontrolling interests of consolidated affiliates |  |  | 0.0 | 0.0
Taxes paid on behalf of employees for shares withheld |  |  | 0.0 | 0.0
Other, net |  |  | (3.7) | (3.3)
Change in intercompany advances |  |  | (154.1) | (133.4)
Net cash used in financing activities |  |  | (157.8) | (136.7)
Increase in cash, cash equivalents, and restricted cash |  |  | 1.0 | 2.3
Cash, cash equivalents, and restricted cash at beginning of period |  | 1.6 | 2.9 | 1.6
Cash, cash equivalents, and restricted cash at end of period |  |  | 3.9 | 3.9
Reconciliation of Cash, Cash Equivalents, and Restricted Cash |  |  |  |
Cash and cash equivalents at beginning of period |  | 1.6 | 2.9 | 1.6
Restricted cash at beginning of period |  | 0.0 | 0.0 | 0.0
Cash, cash equivalents, and restricted cash at beginning of period |  | 1.6 | 2.9 | 1.6
Cash and cash equivalents at end of period |  |  | 3.9 | 3.9
Restricted cash at end of period |  |  | 0.0 | 0.0
Cash, cash equivalents, and restricted cash at end of period |  |  | 3.9 | 3.9
Supplemental schedule of noncash financing activity |  |  |  |
Intercompany note activity |  |  | 0.0 |
Conversion of convertible debt |  |  |  | 0.0
Nonguarantor Subsidiaries [Member] |  |  |  |
Condensed Consolidating Statements of Cash Flows |  |  |  |
Net cash provided by operating activities |  |  | 179.8 | 135.3
Cash flows from investing activities: |  |  |  |
Purchases of property and equipment |  |  | (30.2) | (47.1)
Additions to capitalized software costs |  |  | (1.0) | (1.2)
Acquisitions of businesses, net of cash acquired |  |  | (6.1) | (10.0)
Proceeds from repayment of intercompany notes receivable |  |  | 0.0 | 0.0
Other, net |  |  | (1.4) | 3.7
Net cash used in investing activities |  |  | (38.7) | (54.6)
Cash flows from financing activities: |  |  |  |
Principal payments on debt, including pre-payments |  |  | (1.5) | (1.5)
Principal payments on intercompany note payable |  |  | (30.0) | (17.0)
Borrowings on revolving credit facility |  |  | 0.0 | 0.0
Payments on revolving credit facility |  |  | 0.0 | 0.0
Repurchases of common stock, including fees and expenses |  |  |  | 0.0
Dividends paid on common stock |  |  | (0.1) | 0.0
Proceeds from exercising stock warrants |  |  |  | 0.0
Purchase of equity interests in consolidated affiliates |  |  | 0.0 |
Distributions paid to noncontrolling interests of consolidated affiliates |  |  | (35.2) | (24.1)
Taxes paid on behalf of employees for shares withheld |  |  | (0.9) | (0.3)
Other, net |  |  | (0.7) | 7.4
Change in intercompany advances |  |  | (65.6) | (25.0)
Net cash used in financing activities |  |  | (134.0) | (60.5)
Increase in cash, cash equivalents, and restricted cash |  |  | 7.1 | 20.2
Cash, cash equivalents, and restricted cash at beginning of period |  | 79.2 | 79.6 | 79.2
Cash, cash equivalents, and restricted cash at end of period |  |  | 86.7 | 99.4
Reconciliation of Cash, Cash Equivalents, and Restricted Cash |  |  |  |
Cash and cash equivalents at beginning of period |  | 18.3 | 17.2 | 18.3
Restricted cash at beginning of period |  | 60.9 | 62.4 | 60.9
Cash, cash equivalents, and restricted cash at beginning of period |  | 79.2 | 79.6 | 79.2
Cash and cash equivalents at end of period |  |  | 20.9 | 26.4
Restricted cash at end of period |  |  | 65.8 | 73.0
Cash, cash equivalents, and restricted cash at end of period |  |  | 86.7 | 99.4
Supplemental schedule of noncash financing activity |  |  |  |
Intercompany note activity |  |  | 134.2 |
Conversion of convertible debt |  |  |  | 0.0
Consolidation, Eliminations [Member] |  |  |  |
Condensed Consolidating Statements of Cash Flows |  |  |  |
Net cash provided by operating activities |  |  | 0.0 | 0.0
Cash flows from investing activities: |  |  |  |
Purchases of property and equipment |  |  | 0.0 | 0.0
Additions to capitalized software costs |  |  | 0.0 | 0.0
Acquisitions of businesses, net of cash acquired |  |  | 0.0 | 0.0
Proceeds from repayment of intercompany notes receivable |  |  | (30.0) | (17.0)
Other, net |  |  | 0.0 | 0.0
Net cash used in investing activities |  |  | (30.0) | (17.0)
Cash flows from financing activities: |  |  |  |
Principal payments on debt, including pre-payments |  |  | 0.0 | 0.0
Principal payments on intercompany note payable |  |  | 30.0 | 17.0
Borrowings on revolving credit facility |  |  | 0.0 | 0.0
Payments on revolving credit facility |  |  | 0.0 | 0.0
Repurchases of common stock, including fees and expenses |  |  |  | 0.0
Dividends paid on common stock |  |  | 0.0 | 0.0
Proceeds from exercising stock warrants |  |  |  | 0.0
Purchase of equity interests in consolidated affiliates |  |  | 0.0 |
Distributions paid to noncontrolling interests of consolidated affiliates |  |  | 0.0 | 0.0
Taxes paid on behalf of employees for shares withheld |  |  | 0.0 | 0.0
Other, net |  |  | 0.0 | 0.0
Change in intercompany advances |  |  | 0.0 | 0.0
Net cash used in financing activities |  |  | 30.0 | 17.0
Increase in cash, cash equivalents, and restricted cash |  |  | 0.0 | 0.0
Cash, cash equivalents, and restricted cash at beginning of period |  | 0.0 | 0.0 | 0.0
Cash, cash equivalents, and restricted cash at end of period |  |  | 0.0 | 0.0
Reconciliation of Cash, Cash Equivalents, and Restricted Cash |  |  |  |
Cash and cash equivalents at beginning of period |  | 0.0 | 0.0 | 0.0
Restricted cash at beginning of period |  | 0.0 | 0.0 | 0.0
Cash, cash equivalents, and restricted cash at beginning of period |  | $ 0.0 | 0.0 | 0.0
Cash and cash equivalents at end of period |  |  | 0.0 | 0.0
Restricted cash at end of period |  |  | 0.0 | 0.0
Cash, cash equivalents, and restricted cash at end of period |  |  | 0.0 | 0.0
Supplemental schedule of noncash financing activity |  |  |  |
Intercompany note activity |  |  | $ 0.0 |
Conversion of convertible debt |  |  |  | $ 0.0

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- Definition Amount of cash outflow to satisfy an employee's income tax withholding obligation as part of a net-share settlement of a share-based award. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 25 -Paragraph 19A -URI http://asc.fasb.org/extlink&oid=107668666&loc=SL79513924-113897 + Details
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- Definition The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3213-108585 + Details
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- Definition The cash outflow associated with the acquisition of or advances to an entity that is related to it but not strictly controlled (for example, an unconsolidated subsidiary, affiliate, and joint venture or equity method investment) or the acquisition of an additional interest in a subsidiary (controlled entity). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3213-108585 + Details
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- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3213-108585 + Details
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- Definition Amount of cash outflow to a noncontrolling interest. Includes, but not limited to, reduction of noncontrolling interest ownership. Excludes dividends paid to the noncontrolling interest. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585 + Details
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- Definition The cash inflow from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3255-108585 + Details
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- Definition Amount of cash inflow (outflow) from financing activities classified as other. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04(a)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3255-108585 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585 + Details
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- Definition The cash inflow associated with the amount received from holders exercising their stock warrants. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3255-108585 + Details
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- Definition The cash inflow from a loan, supported by a promissory note, granted to related parties where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3179-108585 + Details
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- Definition The cash outflow for the settlement of obligation drawn from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585 + Details
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- Definition The cash outflow for the payment of a long-term borrowing made from a related party where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth. Alternate caption: Payments for Advances from Affiliates. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585 + Details
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- Definition The cash outflow for a long-term debt where the holder has highest claim on the entity's asset in case of bankruptcy or liquidation during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585 + Details
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- Definition Amount of cash restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=98513485&loc=SL98516268-108586 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=82887183&loc=d3e6676-107765 + Details
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