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Debt - Maturities of Debt (Details) - USD ($)
$ in Thousands
Mar. 31, 2017
Dec. 31, 2016
Debt Disclosure [Abstract]    
2017 $ 784  
2018 1,047  
2019 1,094  
2020 1,139  
2021 1,186  
Thereafter 50,879  
Long-term debt $ 56,129 $ 55,653