Debt - Summary of Commitments, Borrowings Outstanding and Fair Value of Notes (Details) - Unsecured Notes - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Debt Instrument [Line Items]
Commitments	$ 174,028	$ 194,383
Borrowings Outstanding	174,028	194,383
Fair Value	174,036	194,969
GECCO Notes
Debt Instrument [Line Items]
Commitments	18,628	38,983
Borrowings Outstanding	18,628	38,983
Fair Value	18,606	38,983
GECCI Notes
Debt Instrument [Line Items]
Commitments	56,500	56,500
Borrowings Outstanding	56,500	56,500
Fair Value	57,020	56,776
GECCH Notes
Debt Instrument [Line Items]
Commitments	41,400	41,400
Borrowings Outstanding	41,400	41,400
Fair Value	42,129	41,648
GECCG Notes
Debt Instrument [Line Items]
Commitments	57,500	57,500
Borrowings Outstanding	57,500	57,500
Fair Value	$ 56,281	$ 57,562

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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+ Details

- Definition

Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

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