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Investment in Marketable Securities - Real D (Details) (USD $) | 1 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Mar. 31, 2011 | Jun. 30, 2011 | Dec. 31, 2010
Investment in Marketable Securities - Real D (Textuals) [Abstract] |  |  |
Number of options to purchase common stock |  |  | 1,085,828
Exercise price of options | $ 0.00667 |  |
Investment in Real D through options |  |  | 18,909,000
Additional options earned to purchase common stock of Real D |  | 136,952 |
Remaining term of license agreement, in years |  | 7.50 |
Approximate increase in investment in Real D and its deferred lease incentive liability |  | 3,402,000 |
Shares owned by company in Real D |  | 1,222,780 |
Estimated fair value of company owned shares in Real D |  | 28,600,000 |
Unrealized holding gain |  | $ 2,802,000 |

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- Definition Exercise price of options to purchase common shares of Real D. + Details
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- Definition Number of options to purchase common shares of Real D in which the company has vested. + Details
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- Definition This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents investments accounted for under the cost method of accounting as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 18 -Paragraph 6 -Subparagraph a + Details
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- Definition Balance held at close of period in number of shares. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 12C -Paragraph Column B -Article 12 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 12 -Paragraph Column B -Article 12 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 14 -Paragraph Column B -Article 12 + Details
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- Definition Total debt and equity financial instruments including: (1) securities held-to-maturity and (2) securities available-for-sale that will be held for the long-term. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 115 -Paragraph 17 + Details
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