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Stockholders' Equity (Details 1) | 12 Months Ended |  | 12 Months Ended | 1 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | ---
Dec. 31, 2011 | Dec. 31, 2010 | Dec. 31, 2009 | Jan. 31, 2012 | Dec. 31, 2011 2005 Contingent stock plan [Member] | Dec. 31, 2010 2005 Contingent stock plan [Member] | Dec. 31, 2009 2005 Contingent stock plan [Member] | Dec. 31, 2011 2002 Directors Stock Plan [Member] | Dec. 31, 2010 2002 Directors Stock Plan [Member] | Dec. 31, 2009 2002 Directors Stock Plan [Member] | Dec. 31, 2011 Restricted Stock SLO Awards [Member] | Dec. 31, 2010 Restricted Stock SLO Awards [Member] | Dec. 31, 2009 Restricted Stock SLO Awards [Member] | Dec. 31, 2011 Restricted Stock SLO Awards [Member] 2005 Contingent stock plan [Member] | Dec. 31, 2010 Restricted Stock SLO Awards [Member] 2005 Contingent stock plan [Member] | Dec. 31, 2009 Restricted Stock SLO Awards [Member] 2005 Contingent stock plan [Member] | Feb. 28, 2011 2009 Two-year PSU Awards [Member] | Dec. 31, 2011 2009 Two-year PSU Awards [Member] | Dec. 31, 2011 2009 Two-year PSU Awards [Member] 2005 Contingent stock plan [Member]
Changes in common stock: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares, beginning of year | 169,272,636 | 168,749,681 | 168,111,815 | 192,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock shares issued in Diversey acquisition [includes fractional] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,114,139 | 1,114,139 |
Stock Issued During Period, Shares, Acquisitions | 31,699,946 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restricted stock shares and units issued |  |  |  |  | 308,650 | 403,360 | 516,650 |  |  |  | 24,515 | 12,895 | 3,627 | 6,080 | 12,895 | 3,627 |  |  | 1,114,139
Shares granted and issued |  |  |  |  |  |  |  | 18,630 | 12,500 | 16,289 |  |  |  |  |  |  |  |  |
Shares issued for vested restricted stock units |  |  |  |  | 90,100 | 94,200 | 101,300 |  |  |  |  |  |  |  |  |  |  |  |
Number of shares issued, end of year | 202,528,616 | 169,272,636 | 168,749,681 | 192,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Changes in common stock in treasury: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares held, beginning of year | 9,967,129 | 9,811,507 | 10,229,288 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase of shares during the period | 0 | 429,458 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Profit sharing contribution partially paid in stock | 0 | (346,362) | (535,000) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restricted stock repurchased, withheld or forfeited | 499,302 | 72,526 | 117,219 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares held, end of year | 10,466,431 | 9,967,129 | 9,811,507 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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