ORGANIZATION AND BUSINESS DESCRIPTION - Narrative (Details)	Jan. 17, 2020 USD ($) company warehouse	Nov. 04, 2019 USD ($) shares	Aug. 22, 2018 shares	Sep. 30, 2020 numberOfEmployee restaurant distributionCenter state vehicle callCenter shares	Dec. 31, 2019 shares	Jul. 10, 2019 ft² a	Jan. 01, 2018 entity
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Number of subsidiaries | entity							11
Common stock, outstanding (in shares)			22,167,486	53,050,211	52,145,096
Number of shares redeemed by pre-transaction shareholders (in shares)			400,000
Restricted shares issued, gross (in shares)			10,000
Stock issued to the pre-transaction stockholders (in shares)			2,587,655
Number of states in which entity operates | state				21
Number of distribution centers | distributionCenter				14
Number of states with distribution centers | state				9
Number of refrigerated vehicles | vehicle				340
Entity number of employees | numberOfEmployee				960
Number of restaurants served (over) | restaurant				10,000
R & N Charlotte, LLC ("R&N Charlotte")
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Area of land (acre) | a						4.66
Area of real estate property (square foot) | ft²						115,570
Ownership percentage by parent				100.00%
HF Foods Industrial, L.L.C. ("HF Foods Industrial")
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Ownership percentage by parent				60.00%
CHINA
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Number of call centers | callCenter				2
B & R
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Ownership percentage		100.00%
Equity interest issued in business acquisition (in shares)		30,700,000
Consideration transferred | $		$ 576,699,494
Number of restaurants | restaurant				6,800
Number of states in which entity operates | state				11
B & R Realty, LLC ("BRR")
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Ownership percentage	100.00%
Consideration transferred | $	$ 101,269,706
Acquisition of subsidiary limited liability companies | company	9
Acquisition of warehouse facilities | warehouse	10
B & R Realty, LLC ("BRR") | Revolving Credit Facility
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Business combination, liabilities incurred | $	$ 18,700,000
B & R Realty, LLC ("BRR") | Mortgage-secured Term Loan
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Business combination, liabilities incurred | $	75,600,000
B & R Realty, LLC ("BRR") | Unsecured Subordinated Promissory Note
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
Business combination, liabilities incurred | $	$ 7,000,000.0
HF Holding
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]
New shares issued during period (in shares)			19,969,831
Aggregate issued and outstanding shares, percentage			88.50%
Remaining aggregate issued and outstanding shares, percentage			0.115