CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
CONSOLIDATED STATEMENTS OF INCOME
Net sales	$ 4,485.8	$ 2,838.4
Costs and expenses:
Cost of sales (exclusive of depreciation and amortization shown below)	3,098.7	1,884.7
Warehouse, delivery, selling, general and administrative (SG&A)	611.9	518.5
Depreciation and amortization	59.1	56.9
Total costs and expenses	3,769.7	2,460.1
Operating income	716.1	378.3
Other expense:
Interest expense	15.6	15.7
Other expense, net	3.3	3.6
Income before income taxes	697.2	359.0
Income tax provision	172.6	90.8
Net income	524.6	268.2
Less: net income attributable to noncontrolling interests	1.3	1.3
Net income attributable to Reliance	$ 523.3	$ 266.9
Earnings per share attributable to Reliance stockholders:
Diluted (in dollars per share)	$ 8.33	$ 4.12
Basic (in dollars per share)	$ 8.46	$ 4.19
Shares used in computing earnings per share:
Diluted (in shares)	62,784	64,711
Basic (in shares)	61,833	63,645
Cash dividends per share (in dollars per share)	$ 0.8750	$ 0.6875