Derivatives (Tables)

9 Months Ended

Sep. 30, 2016

Derivatives [Abstract]

Fair Values of Derivative Financial Instruments

						Fair Values (1)
		Notional Amounts				Assets				Liabilities
	Type of	September 30,		December 31,		September 30,		December 31,		September 30,		December 31,
(in thousands)	Hedge	2016		2015		2016		2015		2016		2015
Derivatives designated as hedging instruments:
Interest rate swaps	Cash Flow	$	1,100,000	$	500,000	$	1,135	$	—	$	254	$	281
		$	1,100,000	$	500,000	$	1,135	$	—	$	254	$	281
Derivatives not designated as hedging instruments:
Interest rate swaps (2)	N/A	$	905,662	$	780,871	$	33,732	$	20,622	$	35,447	$	21,007
Risk participation agreements	N/A		86,839		83,430		97		83		215		162
Forward commitments to sell residential mortgage loans	N/A		102,495		55,128		88		263		997		336
Interest rate-lock commitments on residential mortgage loans	N/A		60,757		38,853		532		243		33		167
Foreign exchange forward contracts	N/A		29,700		44,068		970		2,040		953		2,015
		$	1,185,453	$	1,002,350	$	35,419	$	23,251	$	37,645	$	23,687

(1) Derivative assets and liabilities are reported with other assets or other liabilities, respectively, in the consolidated balance sheets.

(2) The notional amount represents both the customer accommodation agreements and offsetting agreements with unrelated financial institutions.

Offsetting Derivative Assets and Liabilities Subject to Master Netting Arrangements

(in thousands)			Gross Amounts Offset in		Net Amounts  Presented in		Gross Amounts Not Offset in the Statement of Financial Position
Description	Gross Amounts Recognized		the Statement of Financial Position		the Statement of Financial Position		Financial Instruments		Cash Collateral		Net Amount
As of September 30, 2016
Derivative Assets	$	1,352	$	—	$	1,352	$	1,352	$	—	$	—
Derivative Liabilities	$	36,267	$	—	$	36,267	$	1,352	$	37,451	$	(2,536)

(in thousands)			Gross Amounts Offset in		Net Amounts  Presented in		Gross Amounts Not Offset in the Statement of Financial Position
Description	Gross Amounts Recognized		the Statement of Financial Position		the Statement of Financial Position		Financial Instruments		Cash Collateral		Net Amount
As of December 31, 2015
Derivative Assets	$	224	$	—	$	224	$	224	$	—	$	—
Derivative Liabilities	$	21,034	$	—	$	21,034	$	224	$	23,482	$	(2,672)