Stockholders' Equity (Tables)

6 Months Ended

Jun. 30, 2015

Stockholders' Equity

Components of basic and diluted earnings per share

	Three months ended			Six months ended
	June 30,			June 30,
	2015		2014	2015	2014
	(in thousands, except per share amounts)
Net income	$	67,445	82,988	134,558	157,852
Weighted average shares outstanding, basic and diluted	84,079		85,073	83,831	85,046
Earnings per share, basic and diluted	0.80		0.98	1.61	1.86

Summary of other comprehensive income (loss) activity

Three months ended June 30, 2015	Unrealized gains on investment securities			Change in valuation allowance for unrealized gains (losses) on investment securities		Pension and postretirement benefits		Total accumulated other comprehensive income (loss)
	(in thousands)
Balance at March 31, 2015	$	421		(809	)	(47,302	)	(47,690	)
Other comprehensive income before reclassification	(2,845		)	(1,671	)	—		(4,516	)
Amount reclassified from accumulated other comprehensive income	(289		)	(169	)	933		475
Net current period other comprehensive income (loss)	(3,134		)	(1,840	)	933		(4,041	)
Balance at June 30, 2015	$	(2,713	)	(2,649	)	(46,369	)	(51,731	)

Three months ended June 30, 2014	Unrealized gains on investment securities			Change in valuation allowance for unrealized gains (losses) on investment securities		Pension and postretirement benefits		Total accumulated other comprehensive income (loss)
	(in thousands)
Balance at March 31, 2014	$	2,709		552		(19,472	)	(16,211	)
Other comprehensive income before reclassification	2,253			1,317		—		3,570
Amount reclassified from accumulated other comprehensive income	(884		)	(516	)	285		(1,115	)
Net current period other comprehensive income	1,369			801		285		2,455
Balance at June 30, 2014	$	4,078		1,353		(19,187	)	(13,756	)

Six months ended June 30, 2015	Unrealized gains on investment securities			Change in valuation allowance for unrealized gains (losses) on investment securities		Pension and postretirement benefits		Total accumulated other comprehensive income (loss)
	(in thousands)
Balance at December 31, 2014	$	(727	)	(1,471	)	(48,245	)	(50,443	)
Other comprehensive income before reclassification	(222		)	(158	)	—		(380	)
Amount reclassified from accumulated other comprehensive income	(1,764		)	(1,020	)	1,876		(908	)
Net current period other comprehensive income (loss)	(1,986		)	(1,178	)	1,876		(1,288	)
Balance at June 30, 2015	$	(2,713	)	(2,649	)	(46,369	)	(51,731	)

Six months ended June 30, 2014	Unrealized gains on investment securities			Change in valuation allowance for unrealized gains (losses) on investment securities		Pension and postretirement benefits		Total accumulated other comprehensive income (loss)
	(in thousands)
Balance at December 31, 2013	$	3,150		810		(19,819	)	(15,859	)
Other comprehensive income before reclassification	2,557			1,494		—		4,051
Amount reclassified from accumulated other comprehensive income	(1,629		)	(951	)	632		(1,948	)
Net current period other comprehensive income	928			543		632		2,103
Balance at June, 2014	$	4,078		1,353		(19,187	)	(13,756	)

Summary of reclassifications from accumulated other comprehensive income (loss) and included in net income

	For the three months ended June 30, 2015
	Pre-tax			Tax (expense) benefit		Net of tax		Statement of income line item
	(in thousands)
Reclassifications included in net income:
Realized gain on sale of available for sale investment securities	$	459		(170	)	289		Investment and other income
Valuation allowance	—			169		169		Provision for income taxes
Amortization of pension and postretirement benefits	(1,330		)	397		(933	)	Underwriting and distribution expense and Compensation and related costs
Total	$	(871	)	396		(475	)

	For the three months ended June 30, 2014
	Pre-tax			Tax (expense) benefit		Net of tax		Statement of income line item
	(in thousands)
Reclassifications included in net income:
Realized gain on sale of available for sale investment securities	$	1,404		(520	)	884		Investment and other income
Valuation allowance	—			516		516		Provision for income taxes
Amortization of pension and postretirement benefits	(452		)	167		(285	)	Underwriting and distribution expense and Compensation and related costs
Total	$	952		163		1,115

	For the six months ended June 30, 2015
	Pre-tax			Tax (expense) benefit		Net of tax		Statement of income line item
	(in thousands)
Reclassifications included in net income:
Realized gain on sale of available for sale investment securities	$	2,804		(1,040	)	1,764		Investment and other income
Valuation allowance	—			1,020		1,020		Provision for income taxes
Amortization of pension and postretirement benefits	(2,827		)	951		(1,876	)	Underwriting and distribution expense and Compensation and related costs
Total	$	(23	)	931		908

	For the six months ended June 30, 2014
	Pre-tax			Tax (expense) benefit		Net of tax		Statement of income line item
	(in thousands)
Reclassifications included in net income:
Realized gain on sale of available for sale investment securities	$	2,586		(957	)	1,629		Investment and other income
Valuation allowance	—			951		951		Provision for income taxes
Amortization of pension and postretirement benefits	(1,004		)	372		(632	)	Underwriting and distribution expense and Compensation and related costs
Total	$	1,582		366		1,948