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v3.20.2

Acquisitions and divestitures - Additional Information (Detail) $ in Thousands |  | 3 Months Ended | 6 Months Ended
--- | --- | --- | ---
May 01, 2020 USD ($) | Jun. 30, 2020 USD ($) | Jun. 30, 2019 USD ($) | Jun. 30, 2020 USD ($) clinic | Jun. 30, 2019 USD ($)
Business Acquisition [Line Items] |  |  |  |  |
Cash paid to acquire businesses |  |  |  | $ 44,267 | $ 65,970
Loss on changes in ownership interest, net |  | $ (16,252) | $ 0 | (16,252) | $ 0
Other accrued liabilities |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Contingent earn-out obligations |  | 5,832 |  | 5,832 |
Other long-term liabilities |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Contingent earn-out obligations |  | 18,225 |  | 18,225 |
Other companies |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Contingent earn-out obligations |  | 24,057 |  | $ 24,057 |
Minimum | Other companies | EBITDA or Operating Income Performance Targets or Quality Margins |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Earn-out consideration payment period |  |  |  | 1 year |
Maximum |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Contingent earn-out obligations and liabilities assumed associated with acquisitions |  |  |  | $ 33,785 |
Maximum | Other companies | EBITDA or Operating Income Performance Targets or Quality Margins |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Earn-out consideration payment period |  |  |  | 5 years |
RMS Lifeline |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Loss on changes in ownership interest, net | $ (16,252) |  |  |  |
Noncompete Agreements |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Amortizable intangible assets acquired, weighted-average estimated useful lives |  |  |  | 4 years |
Dialysis and other businesses |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Cash paid to acquire businesses |  |  |  | $ 44,267 |
Deferred purchase price obligations |  |  |  | 1,693 |
Contingent earn-out obligations and liabilities assumed associated with acquisitions |  |  |  | 10,769 |
Goodwill deductible for tax purposes associated with acquisitions |  | $ 25,475 |  | $ 25,475 |
U.S. dialysis | Dialysis and other businesses |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Number of businesses acquired | clinic |  |  |  | 3 |
Foreign Dialysis Centers | Dialysis and other businesses |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Number of businesses acquired | clinic |  |  |  | 25 |

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