XML 68 R56.htm IDEA: XBRL DOCUMENT v3.19.1
Intangible Assets and Goodwill - Schedule of Estimated Future Amortization Expense (Details) - USD ($)
$ in Thousands
Mar. 31, 2019
Dec. 31, 2018
Goodwill and Intangible Assets Disclosure [Abstract]    
Remainder of 2019 $ 188  
2020 247  
2021 247  
2022 247  
2023 247  
Thereafter 1,936  
Intangible assets $ 3,112 $ 3,059