Annual report pursuant to Section 13 and 15(d)

Income Taxes - Components of Loss from Continuing Operations before Income Taxes (Detail)

v3.7.0.1
Income Taxes - Components of Loss from Continuing Operations before Income Taxes (Detail) - USD ($)
$ in Thousands
12 Months Ended
Jan. 31, 2017
Jan. 31, 2016
Jan. 31, 2015
Income Tax Disclosure [Abstract]      
Domestic $ (40,452) $ (38,709) $ (25,920)
Foreign (16,166) (10,044) (2,694)
Loss from continuing operations before income taxes and equity income in earnings of affiliates $ (56,618) $ (48,753) $ (28,614)