Quarterly Results of Operations (unaudited) - Summary of Quarterly Results of Operations (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Quarterly Financial Information Disclosure [Abstract]
Net sales	$ 2,018,009	$ 1,964,601	$ 1,848,788	$ 1,878,828	$ 2,022,500	$ 2,033,693	$ 2,014,706	$ 2,050,762	$ 7,710,226	$ 8,121,661	$ 9,503,196
Gross profit	501,420	488,775	493,253	504,068	508,471	491,988	495,641	478,309	1,987,516	1,974,409	1,673,463
Income (loss) from continuing operations	33,519	14,526	33,371	39,201	18,818	20,233	26,519	(73,651)	120,617	(8,081)	(20,187)
Net income (loss)	$ 32,831	$ 14,526	$ 33,371	$ 39,201	$ 18,480	$ 20,233	$ 26,519	$ (73,740)	$ 119,929	$ (8,508)	$ (20,296)
Basic (in dollars per share)	$ 0.37	$ 0.16	$ 0.37	$ 0.43	$ 0.20	$ 0.22	$ 0.28	$ (0.78)	$ 1.32	$ (0.09)	$ (0.22)
Diluted (in dollars per share)	$ 0.37	$ 0.16	$ 0.36	$ 0.43	$ 0.20	$ 0.22	$ 0.28	$ (0.78)	$ 1.31	$ (0.09)	$ (0.22)