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Fair Value Measurements - Schedule of Value of Assets and Liabilities Measured on Recurring Basis (Detail) - USD ($) | Sep. 26, 2021 | Jun. 30, 2021 | Dec. 31, 2020
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Fair Value Measurements (Details) - Schedule of value assets measured on recurring basis [Line Items] |  |  |
Cash and marketable securities held in trust account |  | $ 250,112,265 | $ 250,052,906
Total fair value | $ 94,947,000 |  |
Forward purchase agreement liability [Member] | Empower Ltd [Member] |  |  |
Fair Value Measurements (Details) - Schedule of value assets measured on recurring basis [Line Items] |  |  |
Total fair value |  | 3,250,000 | 2,050,000
Acquisition Contingent Consideration Payable |  |  |
Fair Value Measurements (Details) - Schedule of value assets measured on recurring basis [Line Items] |  |  |
Total fair value | 24,373,000 |  |
Earn-Out Liability |  |  |
Fair Value Measurements (Details) - Schedule of value assets measured on recurring basis [Line Items] |  |  |
Total fair value | 24,588,000 |  |
Warrant Liability – Public Warrants [Member] |  |  |
Fair Value Measurements (Details) - Schedule of value assets measured on recurring basis [Line Items] |  |  |
Total fair value | 30,400,000 |  |
Warrant Liability – Public Warrants [Member] | Empower Ltd [Member] |  |  |
Fair Value Measurements (Details) - Schedule of value assets measured on recurring basis [Line Items] |  |  |
Total fair value |  | 15,666,666 | 9,583,333
Warrant Liability Private Placement Warrants [Member] |  |  |
Fair Value Measurements (Details) - Schedule of value assets measured on recurring basis [Line Items] |  |  |
Total fair value | 15,586,000 |  |
Warrant Liability Private Placement Warrants [Member] | Empower Ltd [Member] |  |  |
Fair Value Measurements (Details) - Schedule of value assets measured on recurring basis [Line Items] |  |  |
Total fair value |  | $ 9,566,667 | 5,506,667
Level 1 [Member] |  |  |
Fair Value Measurements (Details) - Schedule of value assets measured on recurring basis [Line Items] |  |  |
Total fair value | 30,400,000 |  |
Level 1 [Member] | Empower Ltd [Member] |  |  |
Fair Value Measurements (Details) - Schedule of value assets measured on recurring basis [Line Items] |  |  |
Cash and marketable securities held in trust account |  |  | 250,052,906
Level 1 [Member] | Acquisition Contingent Consideration Payable |  |  |
Fair Value Measurements (Details) - Schedule of value assets measured on recurring basis [Line Items] |  |  |
Total fair value | 0 |  |
Level 1 [Member] | Earn-Out Liability |  |  |
Fair Value Measurements (Details) - Schedule of value assets measured on recurring basis [Line Items] |  |  |
Total fair value | 0 |  |
Level 1 [Member] | Warrant Liability – Public Warrants [Member] |  |  |
Fair Value Measurements (Details) - Schedule of value assets measured on recurring basis [Line Items] |  |  |
Total fair value | 30,400,000 |  |
Level 1 [Member] | Warrant Liability – Public Warrants [Member] | Empower Ltd [Member] |  |  |
Fair Value Measurements (Details) - Schedule of value assets measured on recurring basis [Line Items] |  |  |
Total fair value |  |  | 9,583,333
Level 1 [Member] | Warrant Liability Private Placement Warrants [Member] |  |  |
Fair Value Measurements (Details) - Schedule of value assets measured on recurring basis [Line Items] |  |  |
Total fair value | 0 |  |
Level 2 [Member] |  |  |
Fair Value Measurements (Details) - Schedule of value assets measured on recurring basis [Line Items] |  |  |
Total fair value | 0 |  |
Level 2 [Member] | Acquisition Contingent Consideration Payable |  |  |
Fair Value Measurements (Details) - Schedule of value assets measured on recurring basis [Line Items] |  |  |
Total fair value | 0 |  |
Level 2 [Member] | Earn-Out Liability |  |  |
Fair Value Measurements (Details) - Schedule of value assets measured on recurring basis [Line Items] |  |  |
Total fair value | 0 |  |
Level 2 [Member] | Warrant Liability – Public Warrants [Member] |  |  |
Fair Value Measurements (Details) - Schedule of value assets measured on recurring basis [Line Items] |  |  |
Total fair value | 0 |  |
Level 2 [Member] | Warrant Liability Private Placement Warrants [Member] |  |  |
Fair Value Measurements (Details) - Schedule of value assets measured on recurring basis [Line Items] |  |  |
Total fair value | 0 |  |
Level 3 [Member] |  |  |
Fair Value Measurements (Details) - Schedule of value assets measured on recurring basis [Line Items] |  |  |
Total fair value | 64,547,000 |  | 9,200,000
Level 3 [Member] | Forward purchase agreement liability [Member] | Empower Ltd [Member] |  |  |
Fair Value Measurements (Details) - Schedule of value assets measured on recurring basis [Line Items] |  |  |
Total fair value |  |  | 2,050,000
Level 3 [Member] | Acquisition Contingent Consideration Payable |  |  |
Fair Value Measurements (Details) - Schedule of value assets measured on recurring basis [Line Items] |  |  |
Total fair value | 24,373,000 |  |
Level 3 [Member] | Earn-Out Liability |  |  |
Fair Value Measurements (Details) - Schedule of value assets measured on recurring basis [Line Items] |  |  |
Total fair value | 24,588,000 |  | 0
Level 3 [Member] | Warrant Liability – Public Warrants [Member] |  |  |
Fair Value Measurements (Details) - Schedule of value assets measured on recurring basis [Line Items] |  |  |
Total fair value | 0 |  |
Level 3 [Member] | Warrant Liability Private Placement Warrants [Member] |  |  |
Fair Value Measurements (Details) - Schedule of value assets measured on recurring basis [Line Items] |  |  |
Total fair value | $ 15,586,000 |  |
Level 3 [Member] | Warrant Liability Private Placement Warrants [Member] | Empower Ltd [Member] |  |  |
Fair Value Measurements (Details) - Schedule of value assets measured on recurring basis [Line Items] |  |  |
Total fair value |  |  | $ 5,506,667

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- Definition Fair value of financial obligations, including, but not limited to, debt instruments, derivative liabilities, federal funds purchased and sold under agreements to repurchase, securities loaned or sold under agreements to repurchase, financial instruments sold not yet purchased, guarantees, line of credit, loans and notes payable, servicing liability, and trading liabilities. + References No definition available. + Details
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- Definition Amount of investment in marketable security. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.4) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 + Details
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