Derivatives - Offset of assets and liabilities (Details) - Foreign Exchange Forward - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Bank of New York
Offsetting Assets [Line Items]
Gross amount of assets on the consolidated statements of assets and liabilities	$ 10,312	$ 4,882
Gross amount of (liabilities) on the consolidated statements of assets and liabilities	158	(31)
Net amount of assets or (liabilities) presented on the consolidated statements of assets and liabilities	10,154	4,851
Net Amounts	10,154	4,851
Citibank
Offsetting Assets [Line Items]
Gross amount of assets on the consolidated statements of assets and liabilities	2,789	1,767
Gross amount of (liabilities) on the consolidated statements of assets and liabilities	57	(1,297)
Net amount of assets or (liabilities) presented on the consolidated statements of assets and liabilities	2,732	470
Net Amounts	$ 2,732	$ 470