v3.7.0.1
Commitments and Contingencies Narrative (Details)
$ in Thousands
3 Months Ended
Jun. 30, 2016
complaint
Mar. 31, 2017
USD ($)
Dec. 31, 2016
USD ($)
Loss Contingencies [Line Items]      
Restricted cash   $ 20,057 $ 12,085
Line of Credit [Member] | Standby Letters of Credit [Member]      
Loss Contingencies [Line Items]      
Letters of credit outstanding, amount   500 $ 500
Limited Disruption in Service [Member] | Migration of Third-Party Card Processor [Member] | Pending Litigation [Member]      
Loss Contingencies [Line Items]      
Loss contingency, new claims filed, number | complaint 2    
Limited Disruption in Service [Member] | Migration of Third-Party Card Processor [Member] | Other Current Liabilities [Member] | Pending Litigation [Member]      
Loss Contingencies [Line Items]      
Loss contingency accrual   $ 2,300