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Fair Value Measurements - Additional Information (Detail) (USD $) | 12 Months Ended |  |  | 1 Months Ended |  |  | 3 Months Ended |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2012 2.58% Senior Euro Notes | Dec. 31, 2012 Senior Notes | Dec. 31, 2012 4.2% Senior Notes | Feb. 29, 2012 At Films | Dec. 31, 2012 At Films | Jan. 31, 2011 At Films | Dec. 31, 2012 Matcon Group Limited | Jul. 20, 2012 Matcon Group Limited
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |  |  |  |  |  |  |
Contingent consideration paid |  |  |  |  |  | $ 1,500,000 |  |  |  |
Contingent consideration for acquisition included in accrued expense | 3,528,000 | 1,500,000 |  |  |  |  | 1,500,000 |  | 3,528,000 |
Contingent consideration value as of opening balance sheet date | 9,043,000 | 3,000,000 |  |  |  |  |  | 2,700,000 | 9,043,000 | 8,400,000
Contingent consideration for acquisition recorded in Noncurrent liabilities | 5,515,000 |  |  |  |  |  |  |  | 5,515,000 |
Business acquisition, contingent consideration recognized to SG&A | 2,700,000 |  |  |  |  |  |  |  | 600,000 |
Stated interest rate |  |  | 2.58% | 4.50% | 4.20% |  |  |  |  |
Fair value of our revolving facility and senior debt | 806,300,000 |  |  |  |  |  |  |  |  |
Carrying value of our revolving facility and senior debt | $ 775,900,000 |  |  |  |  |  |  |  |  |

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