Annual report pursuant to Section 13 and 15(d)

CAPITAL TRANSACTIONS Restricted Stock Unit Activity (Details)

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CAPITAL TRANSACTIONS Restricted Stock Unit Activity (Details) - RSUs - $ / shares
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Number of Shares      
Units outstanding at the end of the period (in shares) 728,000    
2012 Stock Incentive Plan      
Number of Shares      
Units outstanding at the beginning of the period (in shares) 838,000 744,000 180,000
Granted (in shares) 274,000 281,000 679,000
Issued (in shares) (187,000) (154,000) (30,000)
Forfeited or canceled (in shares) (197,000) (33,000) (85,000)
Units outstanding at the end of the period (in shares) 728,000 838,000 744,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]      
Units outstanding at the beginning of the period (in dollars per share) $ 11.39 $ 12.48 $ 15.09
Granted (in dollars per share) 12.62 9.49 12.61
Issued (in dollars per share) 12.23 13.05 13.63
Forfeited or canceled (in dollars per share) 12.07 12.20 12.84
Units outstanding at the end of the period (in dollars per share) $ 11.56 $ 11.39 $ 12.48