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Investments | 12 Months Ended
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Dec. 31, 2012
Investments | 9. INVESTMENTS The investment balances at December 31, 2012 and 2011, consist of the following:
|  | December 31, |  |  | December 31, |
(in thousands) |  | 2012 |  |  | 2011 |
Rabbi trust (associated with Supplemental Executive Retirement Savings Plan) |  | $ | 2,116 |  |  | $ | 1,624 |
Rabbi trust (associated with stay bonus of a former executive)(1) |  |  | — |  |  |  | 40 |
Rabbi trust (associated with certain director’s compensation) |  |  | 39 |  |  |  | — |
Investments in equity securities |  |  | 2,013 |  |  |  | 2,294 |
Total |  | $ | 4,168 |  |  | $ | 3,958 |
(1) | This investment is included in other current assets in the accompanying consolidated balance sheet.
We classify these investments as trading securities and report them at their fair value. For the years ended December 31, 2012, 2011 and 2010, we recorded net unrealized gain of $451,000, $282,000 and $181,000, respectively, in other income in the consolidated statements of income related to these investments. We also have recorded an associated liability, which is included in other pension and benefit costs in the consolidated balance sheets and is adjusted each month for the gains and losses incurred by the Rabbi Trusts.

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