    <SEC-DOCUMENT>0001193125-22-001102-index.html : 20220104
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    <ACCEPTANCE-DATETIME>20220104080103
    ACCESSION NUMBER:		0001193125-22-001102
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		15
    CONFORMED PERIOD OF REPORT:	20211229
    ITEM INFORMATION:		Entry into a Material Definitive Agreement
    ITEM INFORMATION:		Unregistered Sales of Equity Securities
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20220104
    DATE AS OF CHANGE:		20220104

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			LAWSON PRODUCTS INC/NEW/DE/
    		CENTRAL INDEX KEY:			0000703604
    		STANDARD INDUSTRIAL CLASSIFICATION:	WHOLESALE-MACHINERY, EQUIPMENT & SUPPLIES [5080]
    		IRS NUMBER:				362229304
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	000-10546
    		FILM NUMBER:		22504115

    	BUSINESS ADDRESS:
    		STREET 1:		8770 WEST BRYN MAWR AVENUE
    		STREET 2:		SUITE 900
    		CITY:			CHICAGO
    		STATE:			IL
    		ZIP:			60631
    		BUSINESS PHONE:		773-304-5208

    	MAIL ADDRESS:
    		STREET 1:		8770 WEST BRYN MAWR AVENUE
    		STREET 2:		SUITE 900
    		CITY:			CHICAGO
    		STATE:			IL
    		ZIP:			60631
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    <TYPE>8-K
    <SEQUENCE>1
    <FILENAME>d283504d8k.htm
    <DESCRIPTION>8-K
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    Document 1 - file: d283504d8k.htm

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    <TYPE>EX-2.1
    <SEQUENCE>2
    <FILENAME>d283504dex21.htm
    <DESCRIPTION>EX-2.1
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    Document 2 - file: d283504dex21.htm

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    <SEQUENCE>3
    <FILENAME>d283504dex22.htm
    <DESCRIPTION>EX-2.2
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    <DESCRIPTION>EX-10.1
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    Document 4 - file: d283504dex101.htm

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    <SEQUENCE>5
    <FILENAME>laws-20211229.xsd
    <DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA
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    <SEQUENCE>6
    <FILENAME>laws-20211229_lab.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE
    <TEXT>
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    <FILENAME>laws-20211229_pre.xml
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    <TYPE>EXCEL
    <SEQUENCE>10
    <FILENAME>Financial_Report.xlsx
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    <TEXT>
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    <TYPE>XML
    <SEQUENCE>11
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    <TEXT>
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    <SEQUENCE>12
    <FILENAME>report.css
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    <TEXT>
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    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>13
    <FILENAME>FilingSummary.xml
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    <TEXT>
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    Document 13 - RAW XML: FilingSummary.xml

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    <TYPE>JSON
    <SEQUENCE>16
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    <SEQUENCE>17
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