Short-Term Borrowings (Tables)

12 Months Ended

Dec. 31, 2015

Debt Disclosure [Abstract]

Summary of Short-Term Borrowings

Short-term borrowings at December 31 are summarized as follows:

(Dollars in thousands)	2015		2014
Federal Home Loan Bank advances	$	110,000	$	603,000
Securities sold under agreements to repurchase	216,617		242,742
	$	326,617	$	845,742

Securities sold under agreements to repurchase, which are classified as secured borrowings, generally mature daily and are reflected at the amount of cash received in connection with the transaction. The Company may be required to provide additional collateral based on the fair value of the underlying securities.

Additional information on the Company’s short-term borrowings for the years indicated is as follows:

(Dollars in thousands)	2015			2014			2013
Outstanding at December 31	$	326,617		$	845,742		$	680,344
Maximum month-end outstanding balance	798,933			1,034,741			680,344
Average daily outstanding balance	426,011			782,033			303,352
Average rate during the year	0.18		%	0.17		%	0.16		%
Average rate at year end	0.20		%	0.18		%	0.15		%