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Operating Segment Information (Detail) - (Table 2) (USD $)
 12 Months Ended 3 Months Ended 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2012
Domestic (Non-US Title) [Member]
Dec. 31, 2011
Domestic (Non-US Title) [Member]
Dec. 31, 2013
Domestic (Non-US Title) [Member]
Dec. 31, 2013
Domestic [Member]
Dec. 31, 2012
Domestic [Member]
Dec. 31, 2011
Domestic [Member]
Dec. 31, 2013
International [Member]
Dec. 31, 2012
International [Member]
Dec. 31, 2011
International [Member]
Segment Reporting Information [Line Items]                        
Domestic $ 1,314,223,000 $ 1,227,072,000 $ 968,549,000 $ 261,759 $ 162,377 $ 315,154 $ 1,200,797,000 $ 1,133,077,000 $ 915,286,000 $ 113,426,000 $ 93,995,000 $ 53,263,000
International 1,314,223,000 1,227,072,000 968,549,000 261,759 162,377 315,154 1,200,797,000 1,133,077,000 915,286,000 113,426,000 93,995,000 53,263,000
Revenues $ 1,314,223,000 $ 1,227,072,000 $ 968,549,000 $ 261,759 $ 162,377 $ 315,154 $ 1,200,797,000 $ 1,133,077,000 $ 915,286,000 $ 113,426,000 $ 93,995,000 $ 53,263,000