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Summary of Changes in Investment in RealD (Detail) (USD $)
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12 Months Ended | 24 Months Ended | |||||
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Dec. 31, 2013
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Dec. 31, 2012
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Dec. 31, 2011
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Dec. 31, 2011
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| Schedule of Equity Method Investments [Line Items] | |||||||
| Investment in marketable securities - RealD, Beginning Balance | $ 13,707,000 | $ 9,709,000 | $ 27,993,000 | ||||
| Fair value of options earned | 3,402,000 | 22,311,000 | |||||
| Exercise of options at $0.00667 per share | 8 | ||||||
| Unrealized holding gain (loss) | (3,264,000) | 3,998,000 | (21,694,000) | ||||
| Investment in marketable securities - RealD, Ending Balance | $ 10,443,000 | [1] | $ 13,707,000 | $ 9,709,000 | $ 9,709,000 | ||
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| X | ||||||||||
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- Definition
Aggregate exercise price to purchase common stock of Real D. No definition available.
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- Definition
Estimated fair value of RealD options earned under license agreement. No definition available.
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- Definition
This item represents the fair value of the entity's investment in real d which is in the form of equity securities. The entity has classified these equity securities as available for sale. No definition available.
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- Definition
The aggregate net change in the difference between the fair value and the carrying value, or in the comparative fair values, of marketable securities categorized as trading held at each balance sheet date, that was included in earnings for the period, which may have arisen from (a) securities classified as trading, (b) the unrealized holding gain (loss) on held-to-maturity securities transferred to the trading security category, and (c) the cumulative unrealized gain (loss) which was included in other comprehensive income (a separate component of shareholders' equity) on available-for-sale securities transferred to trading securities during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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