| Components of Net Investment in Leases and Loans [Table Text Block] |
| | | | December 31, | | | | | 2013 | | 2012 | | | | | | | | | | | | | | (Dollars in thousands) | | | | | | | | | | | Minimum lease payments receivable | $ | 682,081 | | $ | 577,545 | | Estimated residual value of equipment | | 28,396 | | | 29,913 | | Unearned lease income, net of initial direct costs and fees deferred | | (103,258) | | | (95,696) | | Security deposits | | (2,631) | | | (2,778) | | Loans, including unamortized deferred fees and costs | | 954 | | | 521 | | Allowance for credit losses | | (8,467) | | | (6,488) | | | | | $ | 597,075 | | $ | 503,017 |
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| Schedule of Future Minimum Lease Payments Receivable and Amortization of Unearned Lease Income [Table Text Block] |
| | | | Minimum Lease | | | | | | | Payments | | Income | | | | | Receivable | | Amortization | | | | | | | | | | | | | | (Dollars in thousands) | | | | | | | | | | | Period Ending December 31, | | | | | | | 2014 | $ | 279,805 | | $ | 53,566 | | 2015 | | 197,529 | | | 29,673 | | 2016 | | 120,457 | | | 13,921 | | 2017 | | 61,580 | | | 5,136 | | 2018 | | 21,761 | | | 937 | | Thereafter | | 949 | | | 25 | | | $ | 682,081 | | $ | 103,258 |
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