Retirement Plans (Tables)

9 Months Ended

Sep. 30, 2012

Whitney Plans [Member]

Components of Net Periodic Benefit Costs

Whitney Plans

	Pension Benefits										Other Post-
	Qualified						Nonqualified				retirement Benefits
	Three Months Ended September 30,
	2012			2011			2012		2011		2012		2011
	(In thousands)
Service cost	$	1,533		$	1,607		$	13	$	12	$	—	$	—
Interest cost		2,645			2,856			172		188		152		205
Expected return on plan assets		(4,249	)		(4,126	)		—		—		—		—
Amortization of prior service cost		—			—			—		—		—		—
Amortization of net loss		411			—			14		—		—		—
Amortization of transition obligation		—			—			—		—		—		—
Net periodic benefit cost	$	340		$	337		$	199	$	200	$	152	$	205
	Pension Benefits										Other Post-
	Qualified						Nonqualified				retirement Benefits
	Nine Months Ended September 30,
	2012			2011			2012		2011		2012		2011
	(In thousands)
Service cost	$	4,597		$	2,144		$	37	$	16	$	—	$	—
Interest cost		7,937			3,808			516		250		456		274
Expected return on plan assets		(12,747	)		(5,502	)		—		—		—		—
Amortization of prior service cost		—			—			—		—		—		—
Amortization of net loss		1,234			—			42		—		—		—
Amortization of transition obligation		—			—			—		—		—		—
Net periodic benefit cost	$	1,021		$	450		$	595	$	266	$	456	$	274

Hancock Plans [Member]

Components of Net Periodic Benefit Costs

The following tables show the components of net periodic benefits cost included in expense for both the Hancock and Whitney Plans for the three-month and nine-month periods of 2012 and 2011. The Whitney plans reflect amounts from the date of the merger in June 2011.

Hancock Plans

	Pension Benefits						Other Post- retirement  Benefits
	Three Months Ended September 30,
	2012			2011			2012			2011
	(In thousands)
Service cost	$	1,703		$	1,173		$	48		$	34
Interest cost		1,484			1,363			209			153
Expected return on plan assets		(2,101	)		(1,372	)		—			—
Amortization of prior service cost		—			—			(13	)		(13	)
Amortization of net loss		1,220			585			176			135
Amortization of transition obligation		—			—			1			1
Net periodic benefit cost	$	2,306		$	1,749		$	421		$	310
	Pension Benefits						Other Post- retirement  Benefits
	Nine Months Ended September 30,
	2012			2011			2012			2011
	(In thousands)
Service cost	$	5,109		$	3,517		$	144		$	103
Interest cost		4,451			4,089			627			458
Expected return on plan assets		(6,302	)		(4,117	)		—			—
Amortization of prior service cost		—			—			(41	)		(40	)
Amortization of net loss		3,660			1,757			530			404
Amortization of transition obligation		—			—			4			4
Net periodic benefit cost	$	6,918		$	5,246		$	1,264		$	929