CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
CONSOLIDATED STATEMENTS OF INCOME
Net sales	$ 2,419.3	$ 2,162.7
Costs and expenses:
Cost of sales (exclusive of depreciation and amortization shown below)	1,697.7	1,526.0
Warehouse, delivery, selling, general and administrative	476.2	449.5
Depreciation and amortization	55.2	56.1
Total costs and expenses	2,229.1	2,031.6
Operating income	190.2	131.1
Other expense:
Interest	(17.3)	(21.7)
Other expense, net	(4.4)	(0.2)
Income before income taxes	168.5	109.2
Income tax provision	55.1	15.7
Net income	113.4	93.5
Less: Net income attributable to noncontrolling interests	1.7	1.3
Net income attributable to Reliance	$ 111.7	$ 92.2
Earnings per share attributable to Reliance stockholders:
Diluted earnings per common share (in dollars per share)	$ 1.52	$ 1.27
Basic earnings per common share (in dollars per share)	1.53	1.28
Cash dividends per share (in dollars per share)	$ 0.45	$ 0.40