Federal Funds Purchased and Securities Sold Under Agreements to Repurchase (Tables)

12 Months Ended

Dec. 31, 2018

Federal Funds Purchased and Securities Sold under Agreements to Repurchase [Abstract]

Schedule of Short-term Debt

	Federal Funds Purchased			Securities Sold  Under Agreements to Repurchase
	(In thousands)
2018
Outstanding at end of year	$	250,000		$	36,928
Maximum outstanding at any month-end	250,000			85,257
Average balance for the year	36,722			65,370
Weighted average rate at end of year	2.64		%	0.15		%
Weighted average rate paid for the year	1.89		%	0.11		%
2017
Outstanding at end of year	$	30,000		$	32,169
Maximum outstanding at any month-end	100,000			67,249
Average balance for the year	22,742			58,872
Weighted average rate at end of year	1.50		%	0.09		%
Weighted average rate paid for the year	1.19		%	0.09		%
2016
Outstanding at end of year	$	80,000		$	59,624
Maximum outstanding at any month-end	180,000			77,466
Average balance for the year	29,542			66,282
Weighted average rate at end of year	0.75		%	0.05		%
Weighted average rate paid for the year	0.54		%	0.05		%