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Basis Of Presentation (Narrative) (Details) $ in Thousands | 3 Months Ended | 8 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Sep. 30, 2020 USD ($) item | Jun. 30, 2020 USD ($) | Sep. 30, 2019 USD ($) | Dec. 31, 2020 | Sep. 30, 2020 USD ($) item | Sep. 30, 2019 USD ($) | Apr. 10, 2020 USD ($) | Dec. 31, 2019 USD ($) | Jan. 01, 2019 USD ($)
Standby letters of credit | $ 37,900 |  |  |  | $ 37,900 |  |  |  |
Deferred employer payroll taxes |  |  |  |  | 22,941 |  |  |  |
Revenue | 528,297 |  | $ 480,613 |  | 1,546,294 | $ 1,416,231 |  |  |
Other operating (income)/expense | (12,207) |  | $ (78) |  | 28,935 | $ (9,001) |  |  |
Lease right of use assets | 120,382 |  |  |  | 120,382 |  |  | $ 111,652 |
Lease liabilities | $ 132,552 |  |  |  | $ 132,552 |  |  | 125,936 |
Weighted average rate | 2.98% |  |  |  | 2.98% |  |  |  |
Number of cloud computing arrangements | item | 2 |  |  |  | 2 |  |  |  |
Effective tax rate | 17.00% |  | 11.90% |  | 17.80% | 15.20% |  |  |
Excess tax benefit on stock options reduced income tax expense | $ 7,200 |  | $ 8,800 |  | $ 19,900 | $ 18,700 |  |  |
Capitalized property and equipment | 979 |  |  |  | 979 |  |  | $ 1,800 |
CARES Act [Member] |  |  |  |  |  |  |  |  |
Deferred employer payroll taxes |  |  |  |  | 22,900 |  |  |  |
Relief Fund | 100,000,000 |  |  |  | 100,000,000 |  |  |  |
CARES Act - 2019 Medicare Fee-For-Service [Member] |  |  |  |  |  |  |  |  |
Relief Fund | 30,000,000 |  |  |  | 30,000,000 |  |  |  |
ASU 2016-02 [Member] |  |  |  |  |  |  |  |  |
Lease right of use assets |  |  |  |  |  |  |  |  | $ 93,100
Lease liabilities |  |  |  |  |  |  |  |  | $ 104,300
Weighted average rate |  |  |  |  |  |  |  |  | 3.47%
Cloud Computing [Member] |  |  |  |  |  |  |  |  |
Capitalized contract cost | 9,200 |  |  |  | $ 9,200 |  |  |  |
VITAS [Member] |  |  |  |  |  |  |  |  |
Number of COVID positive patients cared | item |  |  |  |  | 3,500 |  |  |  |
Revenue | 6,300 |  |  |  | $ 10,500 |  |  |  |
VITAS [Member] | CARES Act - 2019 Medicare Fee-For-Service [Member] |  |  |  |  |  |  |  |  |
Relief Fund |  |  |  |  |  |  | $ 80,200 |  |
VITAS [Member] | Forecast [Member] |  |  |  |  |  |  |  |  |
Percentage of Medicare sequestration reimbursement |  |  |  | 2.00% |  |  |  |  |
VITAS [Member] | Cloud Computing [Member] |  |  |  |  |  |  |  |  |
Capitalized contract cost, amortization expense | $ 282 |  |  |  | $ 807 |  |  |  |
Capitalized contract cost, amortization period | 5 years |  |  |  | 5 years |  |  |  |
Roto-Rooter [Member] |  |  |  |  |  |  |  |  |
Expected credit losses from COVID-19 |  |  |  |  | $ 1,052 |  |  |  |
Roto-Rooter [Member] | COVID-19 [Member] |  |  |  |  |  |  |  |  |
Expected credit losses from COVID-19 | $ 185 |  |  |  | 1,100 |  |  |  |
CARES Act Grant [Member] |  |  |  |  |  |  |  |  |
Other operating (income)/expense | (8,805) |  |  |  | $ 32,184 |  |  |  |
CARES Act Grant [Member] | Incremental Medicare Cap [Member] |  |  |  |  |  |  |  |  |
Other operating (income)/expense | (2,250) |  |  |  |  |  |  |  |
CARES Act Grant [Member] | Incremental Medicare Cap [Member] | VITAS [Member] |  |  |  |  |  |  |  |  |
Other operating (income)/expense | (2,300) | $ 2,300 |  |  |  |  |  |  |
CARES Act Grant [Member] | Lost Revenue [Member] |  |  |  |  |  |  |  |  |
Other operating (income)/expense | (13,500) |  |  |  |  |  |  |  |
CARES Act Grant [Member] | Lost Revenue [Member] | VITAS [Member] |  |  |  |  |  |  |  |  |
Other operating (income)/expense | $ (13,500) | $ 13,500 |  |  |  |  |  |  |

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