Affiliates	9 Months Ended
Aug. 28, 2011
Investments in and Advances to Affiliates, Schedule of Investments [Abstract]
Affiliates [Text Block]	AFFILIATES Investments in Ameron Saudi Arabia, Ltd. ("ASAL") and Bondstrand, Ltd. ("BL") are accounted for under the cost method due to Management's current assessment of the Company's influence over these affiliates. Earnings related to dividends from ASAL and BL, if any, are included in other income, net. The Company received dividends of $2,765,000 from affiliates in the first nine months of 2011, and $1,899,000 were received in the first nine months of 2010. In the fourth quarter of 2010, the Company completed the sale of its 50% ownership interest in TAMCO. In the three and nine months ended August 29, 2010, the Company recorded equity in loss of TAMCO, net of taxes, of $168,000 and $1,353,000, respectively.

Affiliates

9 Months Ended

Aug. 28, 2011

Investments in and Advances to Affiliates, Schedule of Investments [Abstract]

AFFILIATES

Investments in Ameron Saudi Arabia, Ltd. ("ASAL") and Bondstrand, Ltd. ("BL") are accounted for under the cost method due to Management's current assessment of the Company's influence over these affiliates. Earnings related to dividends from ASAL and BL, if any, are included in other income, net. The Company received dividends of $2,765,000 from affiliates in the first nine months of 2011, and $1,899,000 were received in the first nine months of 2010.

In the fourth quarter of 2010, the Company completed the sale of its 50% ownership interest in TAMCO. In the three and nine months ended August 29, 2010, the Company recorded equity in loss of TAMCO, net of taxes, of $168,000 and $1,353,000, respectively.