XML 28 R69.htm IDEA: XBRL DOCUMENT v3.20.1
Borrowings - Maturities of long-term debt (Details) - USD ($)
$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
Long-term debt.    
2020 $ 17,480  
2021 12,058  
2022 2,157  
2023 555  
Total long-term debt $ 32,250 $ 32,733