Short-Term Borrowings and Long-Term Debt (Tables)

3 Months Ended

Mar. 31, 2018

Debt Disclosure [Abstract]

Outstanding Short Term Borrowings and Long Term Debt

The following table represents outstanding short-term borrowings and long-term debt at March 31, 2018 and December 31, 2017:

				Carrying Value
(Dollars in thousands)	Maturity	Principal value at March 31, 2018		March 31, 2018		December 31, 2017
Short-term borrowings:
Short-term FHLB advances	April 2, 2018	$	700,000	$	700,000	$	700,000
Federal funds purchased	April 2, 2018	395,000		395,000		330,000
Other short-term borrowings	(1)	7,140		7,140		3,730
Total short-term borrowings				$	1,102,140	$	1,033,730
Long-term debt:
3.50% Senior Notes	January 29, 2025	$	350,000	$	347,386	$	347,303
5.375% Senior Notes	September 15, 2020	350,000		348,345		348,189
Total long-term debt				$	695,731	$	695,492

(1) Represents cash collateral received from certain counterparties in relation to market value exposures of derivative contracts in our favor.