Quarterly report pursuant to Section 13 or 15(d)

EARNINGS PER SHARE INFORMATION - Stock options (Details)

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EARNINGS PER SHARE INFORMATION - Stock options (Details) - shares
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Restricted Stock        
Stock Options        
Antidilutive securities 276,860   276,860  
Common Stock        
Stock Options        
Antidilutive securities 1,013,500 583,500 2,353,500 583,500