BORROWED FUNDS (Tables)

3 Months Ended

Mar. 31, 2017

Debt Disclosure [Abstract]

Schedule of Borrowed Funds

Borrowed funds at March 31, 2017 and December 31, 2016 are summarized, as follows:

	March 31, 2017				December 31, 2016
(dollars in thousands)	Principal		Weighted Average Rate		Principal		Weighted Average Rate
Short-term borrowings
Advances from the FHLBB	$	582,755	1.08	%	$	372,700	0.97	%
Other borrowings	33,557		0.45		21,780		0.29
Total short-term borrowings	616,312		1.05		394,480		0.43
Long-term borrowings
Advances from the FHLBB	225,838		1.19		137,116		1.59
Subordinated borrowings	38,078		6.36		—		—
Junior subordinated borrowings	5,000		4.75		5,000		4.41
Total long-term borrowings	268,916		7.98		142,116		1.69
Total	$	885,228	1.33	%	$	536,596	1.13	%

Summary of Maturities of FHLBB Advances

A summary of maturities of FHLBB advances as of March 31, 2017 is as follows:

	March 31, 2017
(in thousands, except rates)	Principal		Weighted Average Rate
Fixed rate advances maturing:
2017	$	580,755	0.93	%
2018	60,830		0.64
2019	104,933		1.63
2020	29,893		1.76
2020 and beyond	32,182		0.46
Total FHLBB advances	$	808,593	1.19	%