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Commitments and Contingencies - Schedule of Future Minimum Lease Payments Under Operating Leases with Non Cancelable Terms (Detail)
$ in Thousands
Dec. 31, 2016
USD ($)
Commitments and Contingencies Disclosure [Abstract]  
2015 $ 12,559
2016 7,841
2017 6,667
2018 5,168
2019 2,823
Thereafter 2,192
Total $ 37,250