Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt (Detail Textuals)

v3.19.1
Long-Term Debt (Detail Textuals) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Debt Disclosure [Abstract]    
Interest expense $ 0.2 $ 0.3
Letters of credit outstanding $ 1.3