Segment and Geographic Reporting - Additional Information (Detail)
|9 Months Ended|
Sep. 30, 2020
|Segment Reporting [Abstract]|
|Number of reportable segments||3|
Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.
Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef