XML 64 R50.htm IDEA: XBRL DOCUMENT v3.8.0.1
Intangible Assets, net - Amortization of Referral Relationships and Non-Competition Agreements (Details)
$ in Thousands
Dec. 31, 2017
USD ($)
Referral Relationships [Member]  
Finite-Lived Intangible Assets [Line Items]  
2018 $ 2,032
2019 1,942
2020 1,942
2021 1,942
2022 1,894
Thereafter 7,059
Non-compete Agreements [Member]  
Finite-Lived Intangible Assets [Line Items]  
2018 763
2019 691
2020 477
2021 399
2022 $ 140