Information about Geographic Areas - Long-Lived Assets by Geographic Area (Detail) - USD ($) $ in Thousands	Jul. 31, 2020	Jan. 31, 2020
Long-lived assets by geography
Total long-lived assets	$ 52,576	$ 54,752
North America
Long-lived assets by geography
Total long-lived assets	45,689	51,334
Europe and rest of world
Long-lived assets by geography
Total long-lived assets	2,881	2,077
Asia Pacific
Long-lived assets by geography
Total long-lived assets	$ 4,006	$ 1,341