XML 50 R23.htm IDEA: XBRL DOCUMENT
v3.21.1

Initial Public Offering (Details) - IPO [Member] - $ / shares |  | 4 Months Ended
--- | --- | ---
Oct. 09, 2020 | Dec. 31, 2020
Initial Public Offering (Details) [Line Items] |  |
Sale of stock units | 25,000,000 | 25,000,000
Purchase price of per unit | $ 10.00 | $ 10.00
Public warrant, description |  | Each unit consists of one Class A ordinary share and one-third of one redeemable warrant (“public warrant”). Each whole public warrant entitles the holder to purchase one Class A ordinary share at an exercise price of $11.50 per share

X
- References No definition available. + Details
Name: | empw_InitialPublicOfferingDetailsLineItems
Namespace Prefix: | empw_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | empw_WarrantDescription
Namespace Prefix: | empw_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of shares issued or sold by the subsidiary or equity method investee per stock transaction. + References No definition available. + Details
Name: | us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction. + References No definition available. + Details
Name: | us-gaap_SaleOfStockPricePerShare
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_SubsidiarySaleOfStockAxis=us-gaap_IPOMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |