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Summary of Significant Accounting Policies (Details)
$ in Thousands
3 Months Ended
Jun. 01, 2017
Mar. 31, 2018
USD ($)
Unit
Mar. 31, 2017
USD ($)
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Number of reportable segments | Unit   2  
Stock-based compensation expense   $ 1,417 $ 1,419
Effect of adoption of new accounting pronouncement   $ 153  
2006 Stock Incentive Plan | Minimum | Performance-based awards      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Amount to be settled of target award level (as a percent) 0.00%    
2006 Stock Incentive Plan | Maximum | Performance-based awards      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Amount to be settled of target award level (as a percent) 200.00%