Summary of Significant Accounting Policies - Components of Other Assets (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Accounting Policies [Abstract]
Retirement benefit assets	$ 41,919	$ 4,021
Deferred compensation benefits	24,939	20,642
Investments	28,760	206,487
Cash surrender value of life insurance policies	95,094	78,860
Customer sales returns inventories	55,200	134,367
Other long-term prepayments and receivables	155,922	198,886
Total other assets	$ 401,834	$ 643,263