The net amount (to the extent disclosed within this portion of the income statement) by which an insurance settlement exceeds incremental costs incurred from the event causing an interruption of business, plus the insurance award for earnings lost from the event, such as a natural catastrophe, explosion or fire.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=114868897&loc=SL114872001-224240

Name:	us-gaap_GainOnBusinessInterruptionInsuranceRecovery
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Other Income - Additional Information (Detail) $ in Millions	1 Months Ended	6 Months Ended
	Jul. 31, 2019 USD ($)	Aug. 03, 2019 USD ($)	Jan. 08, 2019
Other Income And Expenses [Line Items]
Number of containers			2
Insurance claim settlement amount	$ 3.3
Selling, General and Administrative Expenses [Member]
Other Income And Expenses [Line Items]
Proceeds from insurance claims		$ 2.4