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Stock-Based Compensation - Summary of Unrecognized Compensation Cost (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2016
USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Total unrecognized stock-based compensation expense $ 2,204
Expected Weighted-Average Period of Recognition (in years) 9 months 23 days
Restricted stock awards  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Unrecognized compensation costs, equity instruments other than options $ 1,335
Expected Weighted-Average Period of Recognition (in years) 11 months 23 days
Stock options  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Unrecognized compensation costs, options $ 732
Expected Weighted-Average Period of Recognition (in years) 6 months 11 days
Performance share units  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Unrecognized compensation costs, equity instruments other than options $ 137
Expected Weighted-Average Period of Recognition (in years) 7 months 17 days