Fair Value Measurements (Details 5) (USD $)
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3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended | 9 Months Ended | 9 Months Ended | 9 Months Ended | |||||||||||||||||||||||||||||||
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Sep. 30, 2014
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Sep. 30, 2013
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Sep. 30, 2014
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Sep. 30, 2013
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Jun. 30, 2014
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Dec. 31, 2013
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Sep. 30, 2014
Covered loans
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Sep. 30, 2014
Covered loans
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Dec. 31, 2013
Covered loans
|
Sep. 30, 2014
Non-covered loans
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Sep. 30, 2013
Non-covered loans
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Sep. 30, 2014
Non-covered loans
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Sep. 30, 2013
Non-covered loans
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Dec. 31, 2013
Non-covered loans
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Sep. 13, 2013
FNB
Covered loans
Bank
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Sep. 30, 2014
Level 2
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Dec. 31, 2013
Level 2
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Sep. 30, 2014
Level 3
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Dec. 31, 2013
Level 3
|
Sep. 30, 2014
Total Fair Value
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Dec. 31, 2013
Total Fair Value
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Sep. 30, 2014
Non-recurring
Covered loans
|
Sep. 30, 2014
Non-recurring
Covered loans
|
Sep. 30, 2014
Non-recurring
Non-covered loans
|
Sep. 30, 2013
Non-recurring
Non-covered loans
|
Sep. 30, 2014
Non-recurring
Non-covered loans
|
Sep. 30, 2013
Non-recurring
Non-covered loans
|
Sep. 30, 2014
Non-recurring
Level 2
|
Sep. 30, 2014
Non-recurring
Level 2
Estimated fair value
Covered loans
|
Dec. 31, 2013
Non-recurring
Level 2
Estimated fair value
Covered loans
|
Sep. 30, 2014
Non-recurring
Level 2
Estimated fair value
Non-covered loans
|
Dec. 31, 2013
Non-recurring
Level 2
Estimated fair value
Non-covered loans
|
Sep. 30, 2014
Non-recurring
Level 3
|
Sep. 30, 2014
Non-recurring
Level 3
PlainsCapital
PCI loans
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Nov. 30, 2012
Non-recurring
Level 3
PlainsCapital
PCI loans
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Sep. 13, 2013
Non-recurring
Level 3
FNB
Covered loans
Bank
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Sep. 30, 2014
Non-recurring
Level 3
FNB
PCI loans
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Sep. 13, 2013
Non-recurring
Level 3
FNB
PCI loans
|
Sep. 30, 2014
Non-recurring
Level 3
Estimated fair value
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Sep. 30, 2014
Non-recurring
Level 3
Estimated fair value
Minimum
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Sep. 30, 2014
Non-recurring
Level 3
Estimated fair value
Maximum
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Sep. 30, 2014
Non-recurring
Level 3
Estimated fair value
Covered loans
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Dec. 31, 2013
Non-recurring
Level 3
Estimated fair value
Covered loans
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Sep. 30, 2014
Non-recurring
Total Fair Value
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Fair value measurements | ||||||||||||||||||||||||||||||||||||||||||||
Fair value of loans acquired | $ 172,900,000 | $ 822,800,000 | ||||||||||||||||||||||||||||||||||||||||||
Default rate (as a percent) | 46.00% | 63.00% | ||||||||||||||||||||||||||||||||||||||||||
Loss severity rate (as a percent) | 52.00% | 38.00% | ||||||||||||||||||||||||||||||||||||||||||
Prepayment speeds (as a percent) | 0.00% | 4.00% | ||||||||||||||||||||||||||||||||||||||||||
Weighted average expected loss (as a percent) | 24.00% | 24.00% | ||||||||||||||||||||||||||||||||||||||||||
Discount rate of OREO per month (as a percent) | 1.00% | |||||||||||||||||||||||||||||||||||||||||||
Estimated holding period of discount rate per month of OREO | 6 months | 24 months | ||||||||||||||||||||||||||||||||||||||||||
Acquired OREO | 135,200,000 | 135,200,000 | ||||||||||||||||||||||||||||||||||||||||||
Other real estate owned | 126,800,000 | 142,800,000 | 2,300,000 | 4,800,000 | 126,800,000 | 142,800,000 | ||||||||||||||||||||||||||||||||||||||
Non-covered impaired loans | 3,729,816,000 | 3,729,816,000 | 3,481,405,000 | 3,729,816,000 | 3,729,816,000 | 3,481,405,000 | 341,846,000 | 281,712,000 | 3,406,917,000 | 3,119,319,000 | 3,748,763,000 | 3,401,031,000 | 30,061,000 | 30,061,000 | ||||||||||||||||||||||||||||||
Covered impaired loans | 747,514,000 | 747,514,000 | 1,005,308,000 | 747,514,000 | 747,514,000 | 1,005,308,000 | 823,111,000 | 997,371,000 | 823,111,000 | 997,371,000 | 74,015,000 | 74,015,000 | ||||||||||||||||||||||||||||||||
Covered other real estate owned | 126,798,000 | 133,861,000 | 126,798,000 | 133,861,000 | 142,174,000 | 142,833,000 | 45,050,000 | 20,803,000 | 65,853,000 | |||||||||||||||||||||||||||||||||||
Total Gains (Losses) of impaired loans | 4,033,000 | 10,658,000 | 12,808,000 | 34,952,000 | (153,000) | 3,151,000 | 4,186,000 | 10,658,000 | 9,657,000 | 34,952,000 | 242,000 | (2,790,000) | (1,714,000) | (2,352,000) | (2,151,000) | (3,011,000) | ||||||||||||||||||||||||||||
Total Gains (Losses) of other real estate owned | $ (14,440,000) | $ (17,399,000) | $ (210,000) | $ (1,381,000) | $ (321,000) | $ (1,571,000) |