Intangible Assets, net (Details)
$ in Thousands |
12 Months Ended |
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Dec. 31, 2016
USD ($)
Operation
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Sep. 30, 2016
USD ($)
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[1] |
Jun. 30, 2016
USD ($)
|
[1] |
Mar. 31, 2016
USD ($)
|
[1] |
Dec. 31, 2015
USD ($)
|
Sep. 30, 2015
USD ($)
|
[1] |
Jun. 30, 2015
USD ($)
|
[1] |
Mar. 31, 2015
USD ($)
|
[1] |
Dec. 31, 2014
USD ($)
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| Finite-Lived Intangible Assets [Line Items] |
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| Total |
$ 38,060
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$ 33,389
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$ 33,909
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$ 34,428
|
$ 30,296
|
[1] |
$ 23,798
|
$ 24,167
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$ 24,537
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| Number of acquired operations | Operation |
2
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| Tradenames [Member] |
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| Finite-Lived Intangible Assets [Line Items] |
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| Total |
$ 21,234
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17,660
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| Accumulated amortization |
$ 0
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|
170
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| Estimated useful life |
6 years
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| Referral Relationships [Member] |
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| Finite-Lived Intangible Assets [Line Items] |
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| Total |
$ 14,859
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10,866
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| Accumulated amortization |
$ 5,275
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3,763
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| Referral Relationships [Member] | Minimum [Member] |
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| Finite-Lived Intangible Assets [Line Items] |
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| Estimated useful life |
6 years
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| Referral Relationships [Member] | Maximum [Member] |
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| Finite-Lived Intangible Assets [Line Items] |
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| Estimated useful life |
16 years
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| Referral Relationships [Member] | Physician Services [Member] |
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| Finite-Lived Intangible Assets [Line Items] |
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| Accumulated amortization |
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$ 156
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| Non-compete Agreements [Member] |
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| Finite-Lived Intangible Assets [Line Items] |
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| Total |
$ 1,967
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1,770
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| Accumulated amortization |
$ 3,380
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$ 2,855
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| Non-compete Agreements [Member] | Minimum [Member] |
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| Finite-Lived Intangible Assets [Line Items] |
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| Estimated useful life |
5 years
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| Non-compete Agreements [Member] | Maximum [Member] |
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| Finite-Lived Intangible Assets [Line Items] |
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| Estimated useful life |
6 years
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| Non-compete Agreements [Member] | Physician Services [Member] |
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| Finite-Lived Intangible Assets [Line Items] |
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| Accumulated amortization |
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$ 270
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