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Earnings per Share (Detail Textuals 1) - USD ($)
$ / shares in Units, $ in Millions
 3 Months Ended 12 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Dec. 31, 2016
Aug. 06, 2015
Earnings Per Share [Abstract]        
Antidilutive securities excluded from computation of earnings per share, amount 20,787 44,458    
Share repurchase plan, Authorized amount       $ 2.0
Total number of common stock repurchased 45,293      
Average price per share of total common stock repurchased $ 15.04      
Number of common stock repurchased 1,400 8,635 41,738  
Average price per share of common stock repurchased $ 17.88      
Value used to purchase shares under the plan       $ 1.3