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Segment Information - Reconciliation of Operating Profit (Loss) from Segments to Consolidated (Detail) (USD $)
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3 Months Ended | 12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
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Dec. 31, 2013
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Sep. 30, 2013
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Jun. 30, 2013
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Mar. 31, 2013
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Dec. 31, 2012
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Sep. 30, 2012
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Jun. 30, 2012
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Mar. 31, 2012
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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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| Contribution Margin | |||||||||||
| Total Contribution Margin | $ 2,364,400,000 | $ 1,921,100,000 | $ 1,636,900,000 | ||||||||
| Selling, general and administrative expense | 1,629,052,000 | 1,259,667,000 | 1,074,623,000 | ||||||||
| Interest expense | 26,552,000 | 16,736,000 | 9,864,000 | ||||||||
| Interest income | 7,992,000 | 6,195,000 | 7,373,000 | ||||||||
| Income before income taxes | 716,717,000 | 650,906,000 | 559,779,000 | ||||||||
| Income taxes | 189,192,000 | 186,944,000 | 144,820,000 | ||||||||
| Net income | 123,500,000 | 142,000,000 | 143,200,000 | 118,900,000 | 112,200,000 | 111,900,000 | 132,000,000 | 107,900,000 | 527,525,000 | 463,962,000 | 414,959,000 |
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Reportable Geographical Components [Member] | United States [Member]
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| Contribution Margin | |||||||||||
| Total Contribution Margin | 365,200,000 | 359,500,000 | 286,300,000 | ||||||||
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Reportable Geographical Components [Member] | Mexico [Member]
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| Contribution Margin | |||||||||||
| Total Contribution Margin | 251,700,000 | 205,600,000 | 191,100,000 | ||||||||
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Reportable Geographical Components [Member] | South Korea [Member]
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| Contribution Margin | |||||||||||
| Total Contribution Margin | 214,300,000 | 199,400,000 | 163,100,000 | ||||||||
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Reportable Geographical Components [Member] | Others [Member]
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| Contribution Margin | |||||||||||
| Total Contribution Margin | 1,110,500,000 | 906,500,000 | 810,000,000 | ||||||||
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Reportable Geographical Components [Member] | Primary Reporting Segment [Member]
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| Contribution Margin | |||||||||||
| Total Contribution Margin | 1,941,700,000 | 1,671,000,000 | 1,450,500,000 | ||||||||
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Reportable Geographical Components [Member] | China [Member]
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| Contribution Margin | |||||||||||
| Total Contribution Margin | $ 422,700,000 | $ 250,100,000 | $ 186,400,000 | ||||||||