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Consolidated Statements of Comprehensive Income (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
May 31, 2013 | May 31, 2012 | May 31, 2011
Net income | $ 109,851 | $ 233,763 | $ 203,168
Other Comprehensive Income, Before Tax: |  |  |
Foreign Currency Translation Adjustments | (7,963) | (112,668) | 111,900
Pension and Other Postretirement Benefit Liabilities |  |  |
Net Loss Arising During the Period | 27,514 | (138,634) | 4,405
Less: Amortization of Prior Service Cost Included in Net Periodic Pension Cost | 310 | 276 | 284
Less: Amortization or Settlement Recognition of Net Gain (Loss) | 20,412 | 10,693 | 10,346
Effect of Exchange Rates on Amounts Included for Pensions | 529 | 4,500 | (4,767)
Pension and Other Postretirement Benefit Liability Adjustments | 48,765 | (123,165) | 10,268
Unrealized Gains on Available-For-Sale Securities |  |  |
Unrealized Holding Gains During the Period | 7,967 | (21,030) | 13,305
Less: Reclassification Adjustments for Gains Included in Net Income | (1,953) | 1,043 | (5,676)
Unrealized Gain (Loss) on Securities | 6,014 | (19,987) | 7,629
Unrealized Gain (Loss) on Derivatives | (15) | (6,590) | 7,276
Other Comprehensive Income, Before Tax | 46,801 | (262,410) | 137,073
Income Tax Expense Related to Components of Other Comprehensive Income | (19,470) | 50,565 | (8,116)
Other Comprehensive Income, After Tax | 27,331 | (211,845) | 128,957
Comprehensive Income | 137,182 | 21,918 | 332,125
Less: Comprehensive Income Attributable to Noncontrolling Interests | 19,939 | (10,052) | 29,203
Comprehensive Income Attributable to RPM International Inc. Stockholders | $ 117,243 | $ 31,970 | $ 302,922

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