Other Real Estate Owned (Details 1) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013
Covered OREO [Roll Forward]
Beginning balance, Covered OREO	$ 45,534
Transfers of loans, Covered OREO	5,294
Capitalized improvements, Covered OREO	0
Impairments, Covered OREO	(5,775)	[1]
Dispositions, Covered OREO	(17,172)
Other, Covered OREO	(46)
Ending balance, Covered OREO	27,835
Not Covered OREO [Roll Forward]
Beginning balance, Not Covered OREO	44,717
Transfers of loans, Not Covered OREO	5,620
Capitalized improvements, Not Covered OREO	129
Impairments, Not Covered OREO	(1,080)	[1]
Dispositions, Not Covered OREO	(16,139)
Other, Not Covered OREO	0
Ending balance, Not Covered OREO	33,247
Total OREO [Rollforward]
Beginning balance, Total OREO	90,251
Transfers of loans, Total OREO	10,914
Capitalized improvements, Total OREO	129
Impairments, Total OREO	6,855	[1]
Dispositions, Total OREO	33,311
Other, Total OREO	(46)
Ending balance, Total OREO	$ 61,082

[1] Of the total impairment charges of $(5,775) recorded for covered OREO, $(1,155) was included in the Consolidated Statements of Income for the six months ended June 30, 2013, while the remaining $(4,620) increased the FDIC loss-share indemnification asset.