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Commitments and Contingencies - Future Minimum Commitments under Non-Cancelable Operating Leases with Initial or Remaining Terms of One Year or More (Detail)
$ in Thousands
Dec. 31, 2016
USD ($)
Leases [Abstract]  
2017 $ 3,320
2018 2,523
2019 1,924
2020 1,325
2021 963
Thereafter 1,696
Future minimum lease payments $ 11,751