Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Earnings Per Share [Abstract]
Net income	$ 16,363	$ 8,433
Net (income) loss attributable to redeemable noncontrolling interest	8	(14)
Net income attributable to Pool Corporation	$ 16,371	$ 8,419
Weighted average shares outstanding: [Abstract]
Basic (in shares)	42,226	43,601
Effect of dilutive securities: [Abstract]
Stock options and employee stock purchase plan (in shares)	1,091	1,155
Diluted (in shares)	43,317	44,756
Basic (in dollars per share)	$ 0.39	$ 0.19
Diluted (in dollars per share)	$ 0.38	$ 0.19
Anti-dilutive stock options excluded from diluted earnings per share computations (in shares)	153	176