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Income Taxes - Reconciliation of Income Taxes by Jurisdiction (Detail) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Jan. 31, 2016 | Oct. 31, 2015 | Jul. 31, 2015 | Apr. 30, 2015 | Jan. 31, 2015 | Oct. 31, 2014 | Jul. 31, 2014 | Apr. 30, 2014 | Jan. 31, 2016 | Jan. 31, 2015 | Jan. 31, 2014
(Loss) income before income taxes is attributable to the following jurisdictions: |  |  |  |  |  |  |  |  |  |  |
Domestic |  |  |  |  |  |  |  |  | $ (11,900) | $ (6,766) | $ (4,323)
Foreign |  |  |  |  |  |  |  |  | (15,859) | (3,420) | 10,349
(Loss) income before income taxes | $ (12,163) | $ (6,559) | $ (8,645) | $ (392) | $ (10,669) | $ (340) | $ (4,023) | $ 4,846 | (27,759) | (10,186) | 6,026
Current: |  |  |  |  |  |  |  |  |  |  |
Domestic |  |  |  |  |  |  |  |  | (16) | 387 | 802
Foreign |  |  |  |  |  |  |  |  | 684 | 1,687 | 2,660
Total |  |  |  |  |  |  |  |  | 668 | 2,074 | 3,462
Deferred: |  |  |  |  |  |  |  |  |  |  |
Domestic |  |  |  |  |  |  |  |  | 10,762 | (4,230) | (3,039)
Foreign |  |  |  |  |  |  |  |  | (453) | 1,162 | 835
Total |  |  |  |  |  |  |  |  | 10,309 | (3,068) | (2,204)
Income tax expense (benefit) | $ 14,675 | $ (746) | $ (2,797) | $ (155) | $ (1,484) | $ 57 | $ (676) | $ 1,109 | $ 10,977 | $ (994) | $ 1,258

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