Comprehensive Income (Tables)

9 Months Ended

Sep. 30, 2014

Equity [Abstract]

Components of Comprehensive Income, Net of Related Tax

The components of comprehensive income, net of related tax, are as follows:

	Three Months Ended						Nine Months Ended
	September 30,						September 30,
	2014			2013			2014			2013
Net income	$	35,391		$	31,634		$	104,746		$	89,365
Other comprehensive (loss) income:
Securities available for sale:
Unrealized (losses) gains arising during the period, net of tax (benefit) expense of $(1,551), $(2,635), $7,065 and $(8,835)		(2,881	)		(4,894	)		13,120			(16,408	)
Reversal of non-credit related losses on debt securities not expected to be sold, net of tax expense of $3,335		—			—			6,192			—
Reclassification adjustment for gains included in net income, net of tax expense of $412, $2, $3,995 and $260		(766	)		(3	)		(7,420	)		(483	)
Derivative instruments:
Unrealized (losses) gains arising during the period, net of tax (benefit) expense of $(253), $239, $2,112 and $(2,215)		(469	)		443			3,922			(4,113	)
Pension and postretirement benefit obligations:
Unrealized gains arising during the period, net of tax expense of $121, $194, $355 and $569		224			360			659			1,057
Other comprehensive (loss) income		(3,892	)		(4,094	)		16,473			(19,947	)
Comprehensive income	$	31,499		$	27,540		$	121,219		$	69,418

Changes in Accumulated Other Comprehensive Income, Net of Tax, by Component

The following table presents changes in accumulated other comprehensive income, net of tax, by component:

	Unrealized Net Gains (Losses) on Securities Available for Sale			Non-Credit Related Loss on Debt Securities not Expected to be Sold			Unrealized Losses on Derivative Instruments			Unrecognized Pension and Postretirement Obligations			Total
Nine Months Ended September 30, 2014
Balance at beginning of period	$	(11,874	)	$	(6,192	)	$	(6,586	)	$	(32,272	)	$	(56,924	)
Other comprehensive income (loss) before reclassifications		13,120			6,192			3,922			659			23,893
Amounts reclassified from accumulated other comprehensive income		(7,420	)		—			—			—			(7,420	)
Net current period other comprehensive income (loss)		5,700			6,192			3,922			659			16,473
Balance at end of period	$	(6,174	)	$	—		$	(2,664	)	$	(31,613	)	$	(40,451	)

Summary of Reclassifications Out of Accumulated Other Comprehensive Income

The following table presents a summary of the reclassifications out of accumulated other comprehensive income:

Nine Months Ended September 30, 2014

Details About Accumulated Other Comprehensive Income Component	Amount Reclassified from Other Comprehensive Income			Affected Line Item in the Statement where Net Income is Presented
Unrealized net gains on securities available for sale (1)	$	(11,415	)	Net securities gains
		(3,995	)	Tax expense
	$	(7,420	)

(1) For additional detail related to unrealized net gains on securities available for sale and related amounts reclassified from accumulated other comprehensive income see the “Securities” note in this Report.