Common Stock (Tables)

9 Months Ended

Sep. 30, 2018

Equity [Abstract]

Schedule of reconciliation of changes in common shares issued

A reconciliation of changes in common shares issued during the nine months ended September 30, 2018 is as follows:

Shares issued at December 31, 2017	60,622,986
Issued as restricted stock award grants	1,479,889
Shares issued at September 30, 2018	62,102,875