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Compensation Arrangements Compensation Arrangements Restricted Stock Awards (Tables)
 12 Months Ended
Dec. 31, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule of Share-based Compensation, Restricted Stock Units Award Activity [Table Text Block]
The table below summarizes activity regarding unvested restricted stock for the year ended December 31, 2014:
 
 
Restricted Stock Awards
 
Weighted- Average Grant Date Fair Value (per share)
Unvested at December 31, 2013
 
97,677

 
$
14.00

    Granted
 
—

 
$
—

    Vested
 
(50,481
)
 
$
14.54

    Forfeited
 
(13,129
)
 
$
17.07

Unvested at December 31, 2014
 
34,067

 
$
15.53