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Industry Segment Information (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2013 | Jun. 30, 2012 | Jun. 30, 2013 | Jun. 30, 2012 | Dec. 31, 2012
Fee revenue and other income: |  |  |  |  |
Income from customers | $ 29,196 | $ 28,407 | $ 57,630 | $ 56,841 |
Intersegment income (expense) |  |  |  |  |
Net income | 6,073 | 5,962 | 12,105 | 11,870 |
Goodwill | 11,590 | 11,590 | 11,590 | 11,590 | 11,590
Other intangible assets, net | 3,463 | 4,052 | 3,463 | 4,052 |
Total assets | 1,348,534 | 1,291,260 | 1,348,534 | 1,291,260 | 1,287,387
Information Services [Member] |  |  |  |  |
Fee revenue and other income: |  |  |  |  |
Income from customers | 23,309 | 22,173 | 45,769 | 44,721 |
Intersegment income (expense) | (2,279) | 2,744 | (4,845) | 5,284 |
Net income | 4,166 | 3,749 | 7,859 | 7,626 |
Goodwill | 11,454 | 11,454 | 11,454 | 11,454 |
Other intangible assets, net | 3,463 | 4,052 | 3,463 | 4,052 |
Total assets | 720,841 | 714,747 | 720,841 | 714,747 |
Banking Services [Member] |  |  |  |  |
Fee revenue and other income: |  |  |  |  |
Income from customers | 5,887 | 6,234 | 11,861 | 12,120 |
Intersegment income (expense) | (386) | 415 | (769) | 843 |
Net income | 1,868 | 2,213 | 4,120 | 4,244 |
Goodwill | 136 | 136 | 136 | 136 |
Other intangible assets, net |  |  |  |  |
Total assets | 641,114 | 600,553 | 641,114 | 600,553 |
Corporate Eliminations and Other [Member] |  |  |  |  |
Fee revenue and other income: |  |  |  |  |
Income from customers |  |  |  |  |
Intersegment income (expense) | 2,665 | (3,159) | 5,614 | (6,127) |
Net income | 39 |  | 126 |  |
Goodwill |  |  |  |  |
Other intangible assets, net |  |  |  |  |
Total assets | $ (13,421) | $ (24,040) | $ (13,421) | $ (24,040) |

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