Quarterly report pursuant to Section 13 or 15(d)

Stock-based Expense Narrative (Details)

v3.19.1
Stock-based Expense Narrative (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock-based expense $ (0.3) $ (0.2)
Performance-Based Restricted Stock    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Granted shares of restricted stock (in shares) 468,132