Consolidated Statements Of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended				6 Months Ended
	Nov. 30, 2013		Nov. 30, 2012		Nov. 30, 2013		Nov. 30, 2012
Net Sales	$ 1,071,487		$ 1,017,426		$ 2,236,161		$ 2,064,140
Cost of Sales	613,542		592,425		1,279,144		1,205,259
Gross Profit	457,945		425,001		957,017		858,881
Selling, General and Administrative Expenses	343,048		325,761		678,507		636,701
Interest Expense	20,809		19,868		41,534		38,298
Investment (Income), Net	(2,005)		(1,364)		(5,899)		(8,338)
Other (Income) Expense, Net	(1,491)		9,694		(1,925)		49,116
Income Before Income Taxes	97,584		71,042		244,800		143,104
Provision for Income Taxes	29,170		24,955		69,497		59,150
Net Income	68,414		46,087		175,303		83,954
Less: Net Income Attributable to Noncontrolling Interests	4,852		4,419		8,643		8,373
Net Income Attributable to RPM International Inc. Stockholders	$ 63,562		$ 41,668		$ 166,660		$ 75,581
Average Number of Shares of Common Stock Outstanding:
Basic	129,426		128,885		129,385		128,844
Diluted	130,418	[1],[2]	129,700	[1],[2]	130,359	[1],[2]	129,635	[1],[2]
Earnings per Share of Common Stock Attributable to RPM International Inc. Stockholders:
Basic	$ 0.48		$ 0.32		$ 1.26		$ 0.57
Diluted	$ 0.48		$ 0.31		$ 1.25		$ 0.57
Cash Dividends Declared per Share of Common Stock	$ 0.240		$ 0.225		$ 0.465		$ 0.440

[1] For the quarters ended November 30, 2013 and 2012, respectively, approximately 3,078,000 shares and 3,151,000 shares of stock granted under stock-based compensation plans were excluded from the calculation of diluted EPS, as the effect would have been anti-dilutive.

[2] For the six month periods ended November 30, 2013 and 2012, approximately 2,939,000 shares and 2,970,000 shares of stock, respectively, granted under stock-based compensation plans were excluded from the calculation of diluted EPS for those periods, as the effect would have been anti-dilutive.