Quarterly report pursuant to Section 13 or 15(d)

Related Party Transactions - Remy W. Trafelet, Henry R. Slack and George R. Brokaw (Details)

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Related Party Transactions - Remy W. Trafelet, Henry R. Slack and George R. Brokaw (Details)
$ / shares in Units, $ in Thousands
Dec. 31, 2016
USD ($)
$ / shares
shares
Related Party Transaction [Line Items]  
Period of consecutive trading days 20 days
Period following an executive's termination of employment for a number of reasons 18 months
Period equivalent to severance cost payment 18 months
Period of post-termination noncompetition and customer and employee nonsolicitation covenants 12 months
Remy W. Trafelet  
Related Party Transaction [Line Items]  
Annual base salary $ 400
Payment to executives in cash $ 400
Options granted in period (in shares) | shares 300,000
Period equivalent to severance cost payment 24 months
Henry R. Slack  
Related Party Transaction [Line Items]  
Annual base salary $ 250
Payment to executives in cash $ 250
Options granted in period (in shares) | shares 225,000
George R. Brokaw  
Related Party Transaction [Line Items]  
Annual base salary $ 250
Payment to executives in cash $ 250
Options granted in period (in shares) | shares 225,000
Period equivalent to severance cost payment 18 months
Tranche One  
Related Party Transaction [Line Items]  
Percentage of options 25.00%
Amount per share (in dollars per share) | $ / shares $ 60.00
Tranche Two  
Related Party Transaction [Line Items]  
Percentage of options 25.00%
Amount per share (in dollars per share) | $ / shares $ 75.00
Tranche Three  
Related Party Transaction [Line Items]  
Percentage of options 25.00%
Amount per share (in dollars per share) | $ / shares $ 90.00
Tranche Four  
Related Party Transaction [Line Items]  
Percentage of options 25.00%
Amount per share (in dollars per share) | $ / shares $ 105.00