Related Party Transactions (Details) - BFLY Operations Inc - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2020	Dec. 31, 2019
Related Party Transaction [Line Items]
Due from related parties	$ 38	$ 829
Due to related parties	154	6
Catalyzer 4 Member
Related Party Transaction [Line Items]
Rent expense	500	400
Impairment charge	1,400
Prepaid advance		1,500
Amended And Restated Technology Services Agreement Member
Related Party Transaction [Line Items]
Due from related parties	40	0
Due to related parties	$ 10	0
Term for paid or receivable amounts (in days)	30 days
Amended And Restated Technology Services Agreement Member \| Catalyzer 4 Member
Related Party Transaction [Line Items]
Expenses incurred	$ 5,100	7,300
Due from related parties	0	800
Due to related parties	$ 100	$ 0

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Amount of impairment charge incurred for capital assets to related party.

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Amount of rent expense incurred for leased assets to related party.

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The aggregate amount of receivables to be collected from related parties where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth, at the financial statement date. which are usually due within one year (or one business cycle).

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Carrying amount as of the balance sheet date of obligations due all related parties. For classified balance sheets, represents the current portion of such liabilities (due within one year or within the normal operating cycle if longer).

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Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

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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.

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