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Loans sales and securitizations (Details 1) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 12 Months Ended | 3 Months Ended | 12 Months Ended | 3 Months Ended | 12 Months Ended | 3 Months Ended | 12 Months Ended | 3 Months Ended | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Mar. 31, 2014
Fair value method
Residential Mortgage [Member]
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Dec. 31, 2013
Fair value method
Residential Mortgage [Member]
|
Mar. 31, 2014
Amortization method
Residential Mortgage [Member]
|
Dec. 31, 2013
Amortization method
Residential Mortgage [Member]
|
Mar. 31, 2014
Amortization method
Automobile Loan [Member]
|
Dec. 31, 2013
Amortization method
Automobile Loan [Member]
|
Mar. 31, 2014
Amortization method
Small Business Association (SBA) Loan [Member]
|
Dec. 31, 2013
Amortization method
Small Business Association (SBA) Loan [Member]
|
Mar. 31, 2014
Residential Mortgage [Member]
|
Mar. 31, 2013
Residential Mortgage [Member]
|
Mar. 31, 2014
Residential Mortgage [Member]
Fair value method
|
Mar. 31, 2013
Residential Mortgage [Member]
Fair value method
|
Mar. 31, 2014
Residential Mortgage [Member]
Amortization method
|
Sep. 30, 2013
Residential Mortgage [Member]
Amortization method
|
Mar. 31, 2014
Automobile Loan [Member]
|
Mar. 31, 2013
Automobile Loan [Member]
|
Mar. 31, 2014
Automobile Loan [Member]
Amortization method
|
Mar. 31, 2013
Automobile Loan [Member]
Amortization method
|
Mar. 31, 2014
Small Business Association (SBA) Loan [Member]
|
Mar. 31, 2013
Small Business Association (SBA) Loan [Member]
|
|
| Summarizes activity relating to loans sold securitized with servicing retained | ||||||||||||||||||||
| Loans sold with servicing retained | $ 40,871 | $ 26,908 | ||||||||||||||||||
| Summarize the changes in servicing rights using the amortization method | ||||||||||||||||||||
| Carrying value, beginning of year | 128,064 | 85,545 | 17,672 | 35,606 | 16,865 | 15,147 | ||||||||||||||
| New servicing assets created | 5,053 | 9,286 | 0 | 0 | 1,335 | 883 | ||||||||||||||
| Servicing assets acquired | 3,505 | 0 | ||||||||||||||||||
| Impairment charge/(recovery) | (629) | 13,651 | 0 | 0 | ||||||||||||||||
| Amortization and other | (3,342) | (4,137) | (3,315) | (5,170) | (1,172) | (1,136) | ||||||||||||||
| Carrying value, end of period | 132,651 | 104,345 | 14,357 | 30,436 | 17,028 | 14,894 | ||||||||||||||
| Fair value, end of period | 144,694 | 104,512 | 14,357 | 30,823 | 17,028 | 14,894 | ||||||||||||||
| Weighted-average life (in years) | 4 years 1 month 0 days | 3 years 7 months 0 days | 6 years 6 months 0 days | 4 years 7 months 0 days | 3 years 2 months 0 days | 4 years 1 month 0 days | 4 years 6 months 0 days | |||||||||||||
| Sensitivity Analysis of Fair Value of Interests Continued to be Held by Transferor, Servicing Assets or Liabilities, Impact of Adverse Change in Assumption [Line Items] | ||||||||||||||||||||
| Constant pre-payment rate, actual | 12.60% | 11.90% | 7.20% | 6.70% | 14.64% | 14.65% | 5.80% | 5.90% | ||||||||||||
| Constant pre-payment rate, 10% adverse change | (1,804) | (1,935) | (6,672) | (6,813) | (414) | (584) | (189) | (221) | ||||||||||||
| Constant pre-payment rate, 20% adverse change | (3,699) | (3,816) | (13,599) | (12,977) | (895) | (1,183) | (375) | (438) | ||||||||||||
| Spread over forward interest rate swap rates, actual | 10.81% | 10.69% | 9.59% | 9.40% | 5.00% | 5.00% | 0.15% | 1500.00% | ||||||||||||
| Spread over forward interest rate swap rates, 10% adverse change | (1,200) | (1,376) | (6,029) | (6,027) | (5) | (7) | (488) | (446) | ||||||||||||
| Spread over forward interest rate swap rates, 20% adverse change | $ (2,400) | $ (2,753) | $ (12,058) | $ (12,054) | $ (10) | $ (15) | $ (955) | $ (873) | ||||||||||||