Organization and Business Description	3 Months Ended
Mar. 31, 2021
Accounting Policies [Abstract]
Organization and Business Description	Note 1. Organization and Business Description These financial statements reflect the consolidated operations of Select Interior Concepts, Inc. (“SIC” or the “Company”). SIC is a Delaware corporation that was restructured in November 2017 to be a holding company through which to consolidate diversified building products and services companies. Through its two primary operating subsidiaries and segments, Residential Design Services (“RDS”) and Architectural Surfaces Group (“ASG”), the Company imports and distributes natural and engineered stone slabs for kitchen and bathroom countertops, operates design centers that merchandise interior products, and provides installation services. RDS interior product offerings include flooring, cabinets, countertops and wall tile. RDS operates throughout the United States, including in California, Nevada, Arizona, Idaho, Texas, Virginia, Maryland, North Carolina, and Georgia. ASG has operations in the Northeast, Southeast, Southwest, Midwest, Mountain West, and West Coast regions of the United States.

The entire disclosure for the business description and basis of presentation concepts. Business description describes the nature and type of organization including but not limited to organizational structure as may be applicable to holding companies, parent and subsidiary relationships, business divisions, business units, business segments, affiliates and information about significant ownership of the reporting entity. Basis of presentation describes the underlying basis used to prepare the financial statements (for example, US Generally Accepted Accounting Principles, Other Comprehensive Basis of Accounting, IFRS).

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-URI http://asc.fasb.org/topic&trid=2122369

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 205
-URI http://asc.fasb.org/topic&trid=2122149

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-URI http://asc.fasb.org/topic&trid=2134479

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