Related Party Transactions - Additional Information (Detail) - USD ($) |
9 Months Ended | 12 Months Ended | |
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Sep. 30, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
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Former Co Founders [Member] | |||
Repayment of promissory notes to related party | $ 2,500,000 | ||
Former Co Founders [Member] | Interest [Member] | |||
Repayment of promissory notes to related party | 25,000 | ||
Blacksky Technology [Member] | |||
Interest paid | $ 0 | $ 0 | |
Interest payable to related parties | 4,700,000 | ||
Blacksky Technology [Member] | Two Thousand and Twenty One Bridge Financing [Member] | Debt First And Second Tranche [Member] | Two Thousand and Twenty One Bridge Notes [Member] | Intelsat And Sehwak [Member] | |||
Consent fees payable | $ 2,500,000 |
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- Definition Consent fees payable. No definition available.
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- Definition Interest payable to related parties. No definition available.
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- Definition Amount of cash paid for interest, including, but not limited to, capitalized interest and payment to settle zero-coupon bond attributable to accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount; classified as operating and investing activities. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The cash outflow for the payment of a long-term borrowing made from a related party 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. Alternate caption: Payments for Advances from Affiliates. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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