Annual report pursuant to Section 13 and 15(d)

STOCK-BASED COMPENSATION (Details)

v3.6.0.2
STOCK-BASED COMPENSATION (Details) - USD ($)
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Stock Options [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Contractual term 10 years    
Option granted (in shares) 0 0 0
Summary of option activity, number outstanding [Roll Forward]      
Outstanding, beginning of period (in shares) 102,299    
Forfeited (in shares) (8,000)    
Expired (in shares) (41,299)    
Outstanding, end of period (in shares) 53,000 102,299  
Exercisable, end of period (in shares) 53,000    
Weighted average exercise price [Roll Forward]      
Outstanding beginning of period (in dollars per share) $ 13.04    
Forfeited (in dollars per share) 8.57    
Expired (in dollars per share) 19.64    
Outstanding end of period (in dollars per share) 8.57 $ 13.04  
Exercisable, end of period (in dollars per share) $ 8.57    
Options, additional disclosures [Abstract]      
Outstanding, weighted average remaining contractual term 1 year 18 days    
Exercisable, weighted average remaining contractual term 1 year 18 days    
Outstanding, aggregate intrinsic value $ 97,520,000    
Exercisable, aggregate intrinsic value 97,520,000    
Information related to stock options during each year [Abstract]      
Intrinsic value of options exercised 0 $ 0 $ 0
Cash received from option exercises 0 0 0
Tax benefit realized from option exercises 0 0 0
Share-based compensation cost 0 0 0
Unrecognized cost related to nonvested stock options granted $ 0    
Stock Options [Member] | Minimum [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period 1 year    
Stock Options [Member] | Maximum [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period 3 years    
Restricted Stock [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period 3 years    
Information related to stock options during each year [Abstract]      
Share-based compensation cost $ 536,000 $ 478,000 338,000
Changes in nonvested restricted stock awards, shares [Roll Forward]      
Outstanding, beginning of period (in shares) 197,846    
Granted (in shares) 46,025    
Vested (in shares) (111,323)    
Forfeited (in shares) 0    
Outstanding, end of period (in shares) 132,548 197,846  
Weighted-average grant-date fair value [Roll Forward]      
Outstanding, beginning of period (in dollars per share) $ 5.34    
Granted (in dollars per share) 9.67    
Vested (in dollars per share) 5.28    
Forfeited (in dollars per share) 0    
Outstanding, end of period (in dollars per share) $ 6.88 $ 5.34  
Aggregate intrinsic value [Roll Forward]      
Outstanding, beginning of period $ 1,196,968    
Granted 479,120    
Vested 1,158,872    
Forfeited 0    
Outstanding, end of period 1,379,825 $ 1,196,968  
Total remaining unrecognized compensation cost related to nonvested shares $ 864,000    
Weighted-average period for recognition for unrecognized compensation cost 1 year 5 months 16 days    
Total grant date fair value of shares vested $ 588,000 $ 471,000 $ 299,000
Employees' Plans [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of shares permitted under the plan (in shares) 1,917,210    
Directors' Plans [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of shares permitted under the plan (in shares) 473,278    
2015 Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of shares permitted under the plan (in shares) 1,500,000    
Shares available for issuance (in shares) 1,365,975