XML 88 R76.htm IDEA: XBRL DOCUMENT
v3.21.2

Fair Value Measures - Quantitative Information Regarding Level 3 Fair Value Measurments (Details) - 2015 Private warrants | Dec. 31, 2020
--- | ---
Stock Price |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |
Warrant valuation input | 23.17
Strike Price |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |
Warrant valuation input | 11.50
Expected Life |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |
Warrant valuation input | 1.91
Volatility |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |
Warrant valuation input | 0.412
Risk Free rate |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |
Warrant valuation input | 0.0013
Dividend yield |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |
Warrant valuation input | 0
Fair value of warrants |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |
Warrant valuation input | 12.17

X
- 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
Name: | us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Value of input used to measure outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258 + Details
Name: | us-gaap_WarrantsAndRightsOutstandingMeasurementInput
Namespace Prefix: | us-gaap_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=us-gaap_MeasurementInputSharePriceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=wsc_PrivatePlacementWarrantsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=us-gaap_MeasurementInputQuotedPriceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=us-gaap_MeasurementInputExpectedTermMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=us-gaap_MeasurementInputPriceVolatilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=us-gaap_MeasurementInputRiskFreeInterestRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=us-gaap_MeasurementInputExpectedDividendRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=wsc_MeasurementInputFairValueOfWarrantMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |