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Summary of Significant Accounting Policies - Company's Revenues (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Segment Reporting, Revenue Reconciling Item [Line Items]        
Refrigerant and reclamation sales     $ 60,276 $ 48,172
RefrigerantSide Services     2,496 2,568
Total $ 34,605 $ 28,637 $ 62,772 $ 50,740