Information about Geographic Areas - Long-Lived Assets by Geographic Area (Detail) - USD ($) $ in Thousands	Jan. 31, 2020	Jan. 31, 2019	Jan. 31, 2018
Long-lived assets by geography
Total long-lived assets	$ 54,752	$ 54,966	$ 52,284
North America
Long-lived assets by geography
Total long-lived assets	51,334	51,748	49,214
Europe and rest of world
Long-lived assets by geography
Total long-lived assets	2,077	1,783	1,840
Asia Pacific
Long-lived assets by geography
Total long-lived assets	$ 1,341	$ 1,435	$ 1,230