Segment Reporting - Additional Information (Detail) - USD ($)	Sep. 30, 2020	Dec. 31, 2019	Dec. 31, 2018
Goodwill	$ 373,081,716	$ 375,084,991	$ 39,204,360
Intangible Assets Net	409,655,517	435,246,898
Consumer Packaged Goods Segment [Member]
Goodwill	252,016,532	255,211,232	23,918,000
Retail Segment [Member]
Goodwill	121,065,184	119,873,759	$ 15,286,360
Operating Segments [Member] \| Consumer Packaged Goods Segment [Member]
Goodwill	252,016,532	255,211,232
Intangible Assets Net	215,986,854	228,244,254
Operating Segments [Member] \| Retail Segment [Member]
Goodwill	121,065,184	119,873,759
Intangible Assets Net	$ 193,668,663	$ 207,002,644

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(10)(1))
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=120320667&loc=SL49117168-202975

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266

Name:	us-gaap_Goodwill
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant