Quarterly report pursuant to Section 13 or 15(d)

Shareholders' Equity - Preferred Shares (Details)

v3.19.1
Shareholders' Equity - Preferred Shares (Details) - shares
Mar. 31, 2019
Dec. 31, 2018
Shareholders' Equity    
Preferred stock, shares authorized 2,000,000 2,000,000
Preferred stock, shares issued 0 0
Preferred stock, shares outstanding 0 0