Information about Geographic Areas - Long-Lived Assets by Geographic Area (Detail) - USD ($) $ in Thousands	Apr. 30, 2020	Jan. 31, 2020
Long-lived assets by geography
Total long-lived assets	$ 52,886	$ 54,752
North America
Long-lived assets by geography
Total long-lived assets	46,536	51,334
Europe and rest of world
Long-lived assets by geography
Total long-lived assets	1,756	2,077
Asia Pacific
Long-lived assets by geography
Total long-lived assets	$ 4,594	$ 1,341