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Fair Value of Financial Instruments (Tables) | 6 Months Ended
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Jun. 30, 2012
Summary of Financial Assets and Liabilities Measured at Fair Value on Recurring Basis | The following table summarizes financial assets and financial liabilities measured at fair value on a recurring basis, segregated by the level of the valuation inputs within the fair value hierarchy utilized to measure fair value (in thousands):
|  | Fair Value Measurements at Reporting Date Using |
Description |  | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |  | Significant Other Observable Inputs (Level 2) |  |  | Significant Unobservable Inputs (Level 3) |
Equity Securities |  | $ | 10,594 |  |  | $ | — |  |  | $ | — |
Total assets as of December 31, 2011 |  | $ | 10,594 |  |  | $ | — |  |  | $ | — |
Equity Securities |  | $ | — |  |  | $ | — |  |  | $ | — |
Total assets as of June 30, 2012 |  | $ | — |  |  | $ | — |  |  | $ | — |

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- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19190-110258 + Details
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