Financial Information Relating to Operations by Geographic Area (Detail) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Net sales:
Net sales	$ 829,616	$ 1,203,525	$ 914,229	$ 816,601	$ 910,164	$ 1,228,444	$ 917,336	$ 855,846	$ 3,763,971	$ 3,911,790	$ 3,708,518
Long-lived assets:
Long-lived assets	1,125,433				1,063,631				1,125,433	1,063,631
United States
Net sales:
Net sales									3,014,068	3,026,352	2,925,547
Long-lived assets:
Long-lived assets	805,219				706,168				805,219	706,168
Europe
Net sales:
Net sales									576,688	675,447	601,530
Long-lived assets:
Long-lived assets	263,425				288,510				263,425	288,510
Canada
Net sales:
Net sales									121,709	140,215	120,536
Long-lived assets:
Long-lived assets	31,305				40,481				31,305	40,481
Other foreign
Net sales:
Net sales									51,506	69,776	60,905
Long-lived assets:
Long-lived assets	25,484				28,472				25,484	28,472
Total foreign operations
Net sales:
Net sales									749,903	885,438	$ 782,971
Long-lived assets:
Long-lived assets	$ 320,214				$ 357,463				$ 320,214	$ 357,463