Borrowed Funds (Tables)

12 Months Ended

Dec. 31, 2019

Debt Disclosure [Abstract]

Schedule of borrowed funds

Borrowed funds are comprised of the following:

	At December 31,
	2019		2018
	(In Thousands)
Advances from the FHLBB	$	758,469	$	784,375
Subordinated debentures and notes	83,591		83,433
Other borrowed funds	60,689		52,734
Total borrowed funds	$	902,749	$	920,542

Schedule of interest expense on borrowed funds

Interest expense on borrowed funds for the periods indicated is as follows:

	Year Ended December 31,
	2019		2018		2017
	(In Thousands)
Advances from the FHLBB	$	18,701	$	18,650	$	11,330
Subordinated debentures and notes	5,206		5,181		5,081
Other borrowed funds	804		385		170
Total interest expense on borrowed funds	$	24,711	$	24,216	$	16,581

Schedule of federal home loan bank advances

FHLBB advances mature as follows:

	At December 31,
	2019						2018
	Amount		Callable Amount		Weighted Average Rate		Amount		Callable Amount		Weighted Average Rate
	(Dollars in Thousands)
Within 1 year	$	599,262	$	—	2.27	%	$	603,590	$	—	2.19	%
Over 1 year to 2 years	139,762		—		2.12	%	160,073		—		2.64	%
Over 2 years to 3 years	3,210		—		0.01	%	580		—		3.07	%
Over 3 years to 4 years	—		—		—	%	3,214		—		0.03	%
Over 4 years to 5 years	4,025		—		3.91	%	—		—		—	%
Over 5 years	12,210		—		3.28	%	16,918		—		3.45	%
	$	758,469	$	—	2.26	%	$	784,375	$	—	2.30	%

Schedule of information concerning repurchase agreements during the period

Information concerning other borrowed funds is as follows for the periods indicated below:

	Year Ended December 31,
	2019			2018
	(Dollars In Thousands)
Outstanding at end of year	$	60,689		$	52,734
Average outstanding for the year	79,276			46,079
Maximum outstanding at any month-end	122,776			55,144
Weighted average rate at end of year	0.60		%	0.16		%
Weighted average rate paid for the year	1.01		%	0.83		%

Summary of subordinated debentures

The following table summarizes the Company's subordinated debentures and notes at the dates indicated.

				Carrying Amount
Issue Date	Rate	Maturity Date	Next Call Date	December 31, 2019		December 31, 2018
	(Dollars in Thousands)
June 26, 2003	Variable; 3-month LIBOR + 3.10%	June 26, 2033	March 25, 2020	$	4,826	$	4,803
March 17, 2004	Variable; 3-month LIBOR + 2.79%	March 17, 2034	March 16, 2020	4,739		4,704
September 15, 2014	6.0% Fixed-to-Variable; 3-month LIBOR + 3.315%	September 15, 2029	September 15, 2024	74,026		73,926
			Total	$	83,591	$	83,433