Borrowings (Tables)

12 Months Ended

Dec. 31, 2016

Debt Disclosure [Abstract]

Federal Funds Purchased and Securities Sold Under Agreements to Repurchase

A significant portion of the Company's short-term borrowings were comprised of unsecured federal funds purchased and securities sold under agreements to repurchase with maturities primarily from overnight to seven days:

	2016			2015			2014
	(In thousands)
Maximum amount outstanding at any month end	$	236,099		$	192,786		$	218,399
Weighted average interest rate at end of year		0.31	%		0.28	%		0.18	%
Average amount outstanding	$	187,560		$	168,188		$	152,129
Weighted average interest rate during the year		0.26	%		0.20	%		0.17	%

Collateral Securities Pledge Maturity

At December 31, 2016, 2015, and 2014, company securities pledged were as follows by collateral type and maturity:

	Overnight and Continuous Maturity
Fair-Value of Pledge Securities	2016		2015		2014
	(In thousands)
Mortgage-backed securities and collateralized mortgage obligations of U.S. Government Sponsored Entities	$	204,202	$	172,005	$	153,640