Debt And Shareholders' Equity (Tables)

6 Months Ended

Jun. 30, 2015

Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]

Minimum and Maximum Interest Rate on debt repayment [Table Text Block]

Interest rate	Minimum interest rate	Maximum interest rate
Minimum and maximum Interest rates on long-term senior debt redemptions during 1st and 2nd quarters

Schedule of Long-term Debt Instruments [Table Text Block]

Long-term debt is summarized as follows:

(In thousands)	June 30, 2015		December 31, 2014
Junior subordinated debentures related to trust preferred securities	$	164,950	$	168,043
Convertible subordinated notes	143,964		132,838
Subordinated notes	334,888		335,798
Senior notes	406,149		432,385
FHLB advances	—		22,156
Capital lease obligations	987		1,062
Total	$	1,050,938	$	1,092,282

Reclassification out of Accumulated Other Comprehensive Income [Table Text Block]

	Amounts reclassified from AOCI 1												Statement of income (SI) Balance sheet (BS)
(In thousands)	Three Months Ended June 30,						Six Months Ended June 30,
Details about AOCI components	2015			2014			2015			2014				Affected line item
Net realized gains (losses) on investment securities	$	(138,436	)	$	5,026		$	(138,675	)	$	35,940		SI	Fixed income securities gains (losses), net
Income tax expense (benefit)	(52,772		)	1,922			(52,863		)	7,996
	(85,664		)	3,104			(85,812		)	27,944
Net unrealized losses on investment securities	—			—			—			(27		)	SI	Net impairment losses on investment securities
Income tax benefit	—			—			—			(10		)
	—			—			—			(17		)
Accretion of securities with noncredit-related impairment losses not expected to be sold	—			(462		)	—			(944		)	BS	Investment securities, held-to-maturity
Deferred income taxes	—			189			—			385			BS	Other assets
	$	(85,664	)	$	2,831		$	(85,812	)	$	27,368
Net unrealized gains on derivative instruments	$	1,218		$	577		$	2,234		$	928		SI	Interest and fees on loans
Income tax expense	465			229			852			370
	$	753		$	348		$	1,382		$	558

¹  Negative reclassification amounts indicate decreases to earnings in the statement of income and increases to balance sheet assets. The opposite applies to positive reclassification amounts.

Schedule Of Changes In Accumulated Other Comprehensive Income (Loss)

(In thousands)	Net unrealized gains (losses) on investment securities				Net unrealized gains (losses) on derivatives and other				Pension and post-retirement			Total
Six Months Ended June 30, 2015
Balance at December 31, 2014		$	(91,921	)		$	2,226		$	(38,346	)	$	(128,041	)
Other comprehensive income before reclassifications, net of tax		4,131				4,308			—			8,439
Amounts reclassified from AOCI, net of tax		85,812				(1,382		)	—			84,430
Other comprehensive income		89,943				2,926			—			92,869
Balance at June 30, 2015		$	(1,978	)		$	5,152		$	(38,346	)	$	(35,172	)
Income tax expense included in other comprehensive income		$	58,778			$	1,867		$	—		$	60,645
Six Months Ended June 30, 2014
Balance at December 31, 2013		$	(168,805	)		$	1,556		$	(24,852	)	$	(192,101	)
Other comprehensive income before reclassifications, net of tax		82,458				732			—			83,190
Amounts reclassified from AOCI, net of tax		(27,368		)		(558		)	—			(27,926		)
Other comprehensive income (loss)		55,090				174			—			55,264
Balance at June 30, 2014		$	(113,715	)		$	1,730		$	(24,852	)	$	(136,837	)
Income tax expense (benefit) included in other comprehensive income (loss)		$	44,082			$	151		$	—		$	44,233