Borrowed Funds - Summary of FHLB of Boston Advances (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Amount
Within one year	$ 691,297	$ 17
Federal Home Loan Bank of Boston
Amount
Within one year	691,297	17
Over one year to three years	2,835	1,488
Over three years to five years	2,534	2,854
Over five years	7,418	9,661
Advance from Federal Home Loan Bank	$ 704,084	$ 14,020
Weighted Average Interest Rate
Within one year	4.36%	0.14%
Over one year to three years	0.86%	0.32%
Over three years to five years	1.89%	1.10%
Over five years	0.94%	1.24%
Total Federal Home Loan Bank advances	4.30%	1.11%
Federal Home Loan Bank of Boston \| Long-term FHLB advances
Weighted Average Interest Rate
Total Federal Home Loan Bank advances	1.11%	1.11%

Federal Home Loan Bank Advance, Maturity, Average Interest Rate, Over One to Three Years

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Federal Home Loan Bank, Advance, Maturity, Average Interest Rate, Over Three to Five Years

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Federal Home Loan Bank, Advances, Maturity, Over One to Three Years

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Federal Home Loan Bank, Advances, Maturity, Over Three to Five Years

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Amount of borrowings as of the balance sheet date from the Federal Home Loan Bank, which are primarily used to cover shortages in the required reserve balance and liquidity shortages.

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Weighted average interest rate of advance from Federal Home Loan Bank (FHLBank) due after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.13(3)(a))
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Weighted average interest rate of advance from Federal Home Loan Bank (FHLBank) due in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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-Publisher FASB
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-Topic 942
-SubTopic 210
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Amount of advance from Federal Home Loan Bank (FHLBank) maturing after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section 50
-Paragraph 1
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Amount of advance from Federal Home Loan Bank (FHLBank) maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Weighted average interest rate on advances made and reported by Federal Home Loan Bank (FHLBank).

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