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Share-Based Compensation Plans Textuals (Details)
$ in Millions
9 Months Ended
Sep. 30, 2016
USD ($)
Stock options [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Unrecognized compensation expense from share-based compensation awards $ 2.4
Weighted-average period of recognition of unrecognized compensation expense (in years) 2 years
Restricted shares [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Unrecognized compensation expense from share-based compensation awards $ 0.7
Weighted-average period of recognition of unrecognized compensation expense (in years) 7 months 6 days