XML 68 R55.htm IDEA: XBRL DOCUMENT v3.8.0.1
Debt Facilities - Scheduled Principal Maturities of Debt (Details) - Senior Credit Facility - Silicon Valley Bank
$ in Thousands
Dec. 31, 2017
USD ($)
Line Of Credit Facility [Line Items]  
2018 $ 4,167
2019 4,077
2020 1,458
Total $ 9,702