CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
CONSOLIDATED STATEMENTS OF INCOME
Net sales	$ 9,350.5	$ 10,451.6	$ 9,223.8
Costs and expenses:
Cost of sales (exclusive of depreciation and amortization shown below)	6,803.6	7,830.6	6,826.2
Warehouse, delivery, selling, general and administrative	1,728.5	1,789.8	1,638.4
Depreciation and amortization	218.5	213.8	192.4
Impairment of long-lived assets	53.3		14.9
Total costs and expenses	8,803.9	9,834.2	8,671.9
Operating income	546.6	617.4	551.9
Other income (expense):
Interest	(84.3)	(81.9)	(77.5)
Other (expense) income, net	(3.6)	10.8	3.9
Income before income taxes	458.7	546.3	478.3
Income tax provision	142.5	170.0	153.6
Net income	316.2	376.3	324.7
Less: Net income attributable to noncontrolling interests	4.7	4.8	3.1
Net income attributable to Reliance	$ 311.5	$ 371.5	$ 321.6
Earnings per share attributable to Reliance stockholders:
Diluted earnings per common share (in dollars per share)	$ 4.16	$ 4.73	$ 4.14
Basic earnings per common share (in dollars per share)	4.20	4.78	4.19
Cash dividends per share (in dollars per share)	$ 1.60	$ 1.40	$ 1.26