XML 91 R81.htm IDEA: XBRL DOCUMENT v3.19.1
Earnings (Loss) Per Share - Securities Excluded from the Computation of Diluted Earnings (Loss) Per Common Share (Details) - shares
shares in Thousands
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Stock options    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Securities excluded in computation of diluted earning per share (in shares) 543 574
Restricted stock awards    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Securities excluded in computation of diluted earning per share (in shares) 227 203
Performance-based warrants    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Securities excluded in computation of diluted earning per share (in shares) 175 175