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Stock-Based Compensation - Market Stock Units (Details) - MSUs [Member] | 9 Months Ended
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Sep. 30, 2020 shares
Stock-Based Compensation Details |
Stock-based awards issued (shares) | 22,284
Minimum [Member] |
Stock-Based Compensation Details |
Equity Share Payout Range | 0
Maximum [Member] |
Stock-Based Compensation Details |
Equity Share Payout Range | 33,426

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- Definition Equity Share Payout Range + References No definition available. + Details
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Namespace Prefix: | laws_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

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- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(1) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |