CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
CONSOLIDATED STATEMENTS OF INCOME
Net sales	$ 2,185.2	$ 2,286.2	$ 6,551.8	$ 7,324.3
Costs and expenses:
Cost of sales (exclusive of depreciation and amortization shown below)	1,530.6	1,647.9	4,575.4	5,359.4
Warehouse, delivery, selling, general and administrative	454.3	428.9	1,361.6	1,315.8
Depreciation and amortization	55.1	54.4	166.7	164.6
Impairment of long-lived assets	51.7	53.3	51.7	53.3
Total costs and expenses	2,091.7	2,184.5	6,155.4	6,893.1
Operating income	93.5	101.7	396.4	431.2
Other income (expense):
Interest	(22.2)	(21.2)	(65.6)	(63.3)
Other (expense) income, net	(0.8)	(2.8)	0.5	(3.7)
Income before income taxes	70.5	77.7	331.3	364.2
Income tax provision	19.9	24.9	85.1	116.9
Net income	50.6	52.8	246.2	247.3
Less: Net income attributable to noncontrolling interests	1.1	1.4	3.6	4.4
Net income attributable to Reliance	$ 49.5	$ 51.4	$ 242.6	$ 242.9
Earnings per share attributable to Reliance stockholders:
Diluted earnings per common share (in dollars per share)	$ 0.68	$ 0.69	$ 3.32	$ 3.21
Basic earnings per common share (in dollars per share)	0.68	0.70	3.36	3.24
Cash dividends per share (in dollars per share)	$ 0.425	$ 0.400	$ 1.225	$ 1.200