Offsetting assets and liabilities - Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Effect of offsetting of the Company's recognized assets
Gross Amounts of Recognized Assets	$ 9,150	$ 16,363
Gross amounts offset in the Consolidated Balance Sheets	2,128
Amounts presented in the Consolidated Balance Sheets	7,022	16,363
Net Amount	7,022	16,363
Interest rate lock commitments (IRLCs)
Effect of offsetting of the Company's recognized assets
Gross Amounts of Recognized Assets	2,340	16,363
Amounts presented in the Consolidated Balance Sheets	2,340	16,363
Net Amount	2,340	$ 16,363
FX forwards
Effect of offsetting of the Company's recognized assets
Gross Amounts of Recognized Assets	606
Amounts presented in the Consolidated Balance Sheets	606
Net Amount	606
TBA agency securities
Effect of offsetting of the Company's recognized assets
Gross Amounts of Recognized Assets	128
Gross amounts offset in the Consolidated Balance Sheets	128
Interest Rate Swap Agreement
Effect of offsetting of the Company's recognized assets
Gross Amounts of Recognized Assets	6,076
Gross amounts offset in the Consolidated Balance Sheets	2,000
Amounts presented in the Consolidated Balance Sheets	4,076
Net Amount	$ 4,076

Fair value of liability associated with financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset.

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