Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation (SARs activity) (Details)

v2.4.0.8
Stock-Based Compensation (SARs activity) (Details) (USD $)
 12 Months Ended 18 Months Ended 19 Months Ended 24 Months Ended 35 Months Ended 37 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Jun. 30, 2015
Jul. 26, 2015
Jan. 07, 2016
Nov. 27, 2016
Jan. 18, 2017
Jan. 29, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Stock or Unit Option Plan Expense $ 454,000 $ 349,000            
Restricted Stock or Unit Expense 1,269,000 1,327,000            
Share-based Compensation 1,723,000 1,791,000            
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]                
Oustanding, Shares at beginning of the period 880,601   838,543 838,543 838,543 838,543 838,543 838,543
Granted, Shares 396,760              
Exercised, Shares (13,183)              
Forfeited or expired, shares (425,635)              
Oustanding, Shares at end of the period 838,543 880,601            
Outstanding, Average Grant Price $ 6.52 $ 6.37            
Granted, Average Grant Price $ 5.44              
Exercised, Average Grant Price $ 5.90 $ 5.44            
Forfeited or expired, Average Grant Price $ 5.22              
Outstanding, Remaining Contractual Period           2 years 10 months 28 days   3 years 0 months 29 days
Granted, Remaining Contractual Period         2 years 0 months 7 days      
Outstanding, Aggregate Intrinsic Value 148,000 1,700,000            
Granted, Aggregate Intrinsic Value 0              
Exercisable, Shares 290,061              
Exercisable, Average Grant Price $ 7.90              
Exercised, Remaining Contractual Period       1 year 6 months 27 days        
Exercisable, Aggregate Intrinsic Value 0              
Vested and expected to vest, Shares 798,816              
Vested and expected to vest, Average Grant Price $ 6.55              
Vested and expected to vest, Remaining Contractual Period     1 year 6 months       3 years 0 months 18 days  
Vested and expected to vest, Aggregate Intrinsic Value 0              
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]                
Nonvested at beginning of the year, Shares 553,097   581,709 581,709 581,709 581,709 581,709 581,709
Vested, Shares (13,183)              
Nonvested at end of the year, Shares 581,709 553,097            
Nonvested, Weighted-Average Grant Date Fair Value $ 4.81 $ 7.60            
Granted, Weighted-Average Grant Date Fair Value $ 5.10              
Vested, Weighted-Average Grant Date Fair Value $ 6.74 $ 5.53            
Forfeited, Weighted-Average Grant Date Fair Value $ 7.41              
Aggregate fair value of SARs vested 1,100,000 800,000            
Performance Shares [Member]
                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Stock or Unit Option Plan Expense 0 115,000            
Stock Appreciation Rights (SARs) [Member]
                
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]                
Exercised, Shares (160,647)              
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]                
Nonvested at beginning of the year, Shares 677,911              
Granted, Shares 396,760              
Vested, Shares (160,647)              
Forfeited, Shares (369,451)              
Nonvested at end of the year, Shares 544,573 677,911            
Nonvested, Weighted-Average Grant Date Fair Value $ 2.20 $ 1.89            
Granted, Weighted-Average Grant Date Fair Value $ 1.97              
Vested, Weighted-Average Grant Date Fair Value $ 2.47 $ 2.04            
Forfeited, Weighted-Average Grant Date Fair Value $ 0.61              
Aggregate fair value of SARs vested $ 400,000 $ 200,000            
Stock Appreciation Rights (SARs) [Member]
                
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Roll Forward]                
Granted, Weighted-Average Grant Date Fair Value $ 1.97 $ 2.71