FDIC loss share asset and true up payment obligation (Tables)

12 Months Ended

Dec. 31, 2014

FDIC Indemnification Asset Roll Forward [Table Text Block]

			Years ended December 31,
(In thousands)			2014		2013		2012
Balance at beginning of year		$	948,608	$	1,399,098	$	1,915,128
Amortization of loss share indemnification asset			(189,959)		(161,635)		(129,676)
Reversal of accelerated amortization			12,492		-		-
Credit impairment losses to be covered under loss sharing agreements			32,038		60,454		58,187
Reimbursable expenses			58,117		50,985		30,771
Decrease due to reciprocal accounting on amortization of contingent liability
	on unfunded commitments		-		(473)		(969)
Payments from FDIC under loss sharing agreements			(269,397)		(396,223)		(462,016)
Recoveries on covered assets, including rental income on OREOs, subject to
Other adjustments attributable to FDIC loss sharing agreements			(193)		(3,598)		(12,327)
Balance at end of period			591,706		948,608		1,399,098
Balance due to the FDIC for recoveries on covered assets			(49,252)		(39,194)		(16,763)
Net balance of indemnity asset and amounts due from the FDIC		$	542,454	$	909,414	$	1,382,335

			Years ended December 31,
(In thousands)			2014		2013		2012
Balance at beginning of year		$	948,608	$	1,399,098	$	1,915,128
Amortization of loss share indemnification asset			(189,959)		(161,635)		(129,676)
Reversal of accelerated amortization			12,492		-		-
Credit impairment losses to be covered under loss sharing agreements			32,038		60,454		58,187
Reimbursable expenses			58,117		50,985		30,771
Decrease due to reciprocal accounting on amortization of contingent liability
	on unfunded commitments		-		(473)		(969)
Payments from FDIC under loss sharing agreements			(269,397)		(396,223)		(462,016)
Recoveries on covered assets, including rental income on OREOs, subject to
Other adjustments attributable to FDIC loss sharing agreements			(193)		(3,598)		(12,327)
Balance at end of period			591,706		948,608		1,399,098
Balance due to the FDIC for recoveries on covered assets			(49,252)		(39,194)		(16,763)
Net balance of indemnity asset and amounts due from the FDIC		$	542,454	$	909,414	$	1,382,335

Federal Deposit Insurance Corporation [Member]

Weighted Average Life Of Loan Subject To F D I C Agreement [Table Text Block]

	Weighted Average Life
	December 31, 2014		December 31, 2013
Commercial	5.87	years	6.43	years
Consumer	5.76		3.13
Construction	0.99		1.30
Mortgage	7.30		6.91

Schedule of Business Acquisitions by Acquisition, Contingent Consideration [Table Text Block]

(In thousands)		December 31, 2014		December 31, 2013
Carrying amount (fair value)	$	129,304	$	127,513
Undiscounted amount	$	187,238	$	185,372