Consolidated Statements of Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Net sales	$ 918,889	$ 851,855	$ 1,434,139	$ 1,302,285
Cost of sales	648,153	603,595	1,020,380	929,224
Gross profit	270,736	248,260	413,759	373,061
Selling and administrative expenses	128,316	119,128	241,809	228,330
Operating income	142,420	129,132	171,950	144,731
Interest and other non-operating expenses, net	4,001	1,900	6,965	3,895
Income before income taxes and equity earnings	138,419	127,232	164,985	140,836
Provision for income taxes	53,209	49,493	63,437	54,785
Equity earnings in unconsolidated investments, net	37	70	62	191
Net income	85,247	77,809	101,610	86,242
Net (income) loss attributable to redeemable noncontrolling interest	188	115	196	101
Net income attributable to Pool Corporation	$ 85,435	$ 77,924	$ 101,806	$ 86,343
Earnings per share:
Basic (in dollars per share)	$ 2.03	$ 1.80	$ 2.42	$ 1.99
Diluted (in dollars per share)	$ 1.98	$ 1.75	$ 2.35	$ 1.94
Weighted average shares outstanding: [Abstract]
Basic (in shares)	42,030	43,322	42,128	43,461
Diluted (in shares)	43,152	44,458	43,230	44,606
Cash dividends declared per common share	$ 0.31	$ 0.26	$ 0.57	$ 0.48