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Operating Expenses (Tables) | 12 Months Ended
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Dec. 31, 2014
Components of Operating Expenses | Components of our operating expenses for the years ended December 31, 2014, 2013, and 2012, are presented in the following table. Operating Expenses
|  | Years Ended December 31, |
(In Thousands) |  | 2014 |  |  | 2013 |  |  | 2012 |
Fixed compensation expense |  | $ | 29,057 |  |  | $ | 23,248 |  |  | $ | 17,880 |
Variable compensation expense |  |  | 14,632 |  |  |  | 18,366 |  |  |  | 16,720 |
Equity compensation expense |  |  | 9,750 |  |  |  | 10,077 |  |  |  | 9,784 |
Severance expense |  |  | 231 |  |  |  | 3,879 |  |  |  | 215 |
Total compensation expense |  |  | 53,670 |  |  |  | 55,570 |  |  |  | 44,599 |
Systems and consulting |  |  | 14,546 |  |  |  | 9,886 |  |  |  | 5,339 |
Accounting and legal |  |  | 5,244 |  |  |  | 6,263 |  |  |  | 5,197 |
Office costs |  |  | 5,011 |  |  |  | 3,503 |  |  |  | 3,628 |
Corporate costs |  |  | 2,237 |  |  |  | 2,721 |  |  |  | 2,758 |
Other operating expenses |  |  | 9,415 |  |  |  | 8,664 |  |  |  | 4,112 |
Total Operating Expenses |  | $ | 90,123 |  |  | $ | 86,607 |  |  | $ | 65,633 |

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- Definition Tabular disclosure of each detailed component of other operating costs and expenses that are applicable to sales and revenues, but not included in the cost of sales in the income statement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.3) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 3 -Article 5 + Details
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