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Revenue Recognition (Narrative) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2013
Revenue Recognition [line items] |  |  |  |
Reclassification of expenses in SG&A | $ 305,712 | $ 271,209 | $ 276,652 |
Reclassification of expenses in cost of services provided and goods sold | $ 1,321,126 | 1,227,644 | 1,150,532 |
Roto-Rooter [Member] |  |  |  |
Revenue Recognition [line items] |  |  |  |
Credit payment terms | 30 days |  |  |
Duration of advance notice of cancellation without penalty for both parties | 90 days |  |  |
Term of contract | 10 years |  |  |
Duration of advance notice of cancelation without penatly | 60 days |  |  |
Roto-Rooter [Member] | Adoption of ASC 606 [Member] |  |  |  |
Revenue Recognition [line items] |  |  |  |
Reclassification of expenses in SG&A | $ 6,200 | 6,900 |  |
Roto-Rooter [Member] | Maximum [Member] |  |  |  |
Revenue Recognition [line items] |  |  |  |
Duration of services provided | 5 days |  |  |
Roto-Rooter [Member] | Minimum [Member] |  |  |  |
Revenue Recognition [line items] |  |  |  |
Duration of services provided | 3 days |  |  |
VITAS [Member] |  |  |  |
Revenue Recognition [line items] |  |  |  |
Period of tier one care rate | 60 days |  |  |
Period of tier two care rate | 61 days |  |  |
Period of services provided after discharge | 12 months |  |  |
Period of service intensity add-on payment | 7 days |  |  |
Reimbursement period per day | 4 hours |  |  |
Reimbursement increments | 15 minutes |  |  |
Minimum amount of care per 24-hr period | 8 hours |  |  |
Charity care cost | $ 9,000 | 8,200 | 7,700 |
Percentage of automatic budget reductions |  |  |  | 2.00%
Medicare cap liability | $ 16,300 | 6,400 |  |
Percentage of medicaid reimbursement | 95.00% |  |  |
Percentage of expenses | 5.00% |  |  |
VITAS [Member] | Adoption of ASC 606 [Member] |  |  |  |
Revenue Recognition [line items] |  |  |  |
Percentage of expenses | 5.00% |  |  |
Reclassification of expenses in SG&A | $ 14,900 | 11,800 |  |
Reclassification of expenses in cost of services provided and goods sold | 11,400 | 10,100 |  |
VITAS [Member] | Two Program Projected Measurement Period Liability [Member] |  |  |  |
Revenue Recognition [line items] |  |  |  |
Medicare cap adjustment |  | $ 4,100 | 2,400 |
Medicare cap liability |  |  | $ 247 |
VITAS [Member] | Three Program Projected Measurement Period Liability [Member] |  |  |  |
Revenue Recognition [line items] |  |  |  |
Additional Medicare cap adjustment related to prior cap liabilities |  |  |  | $ 7,600
VITAS [Member] | Four Programs Projected Measurement Period Liability [Member] |  |  |  |
Revenue Recognition [line items] |  |  |  |
Medicare cap adjustment | $ 12,400 |  |  |

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