Annual report pursuant to Section 13 and 15(d)

Stock Compensation Plans (Summary Of Outstanding Performance Share Award Agreements) (Details)

v2.4.0.6
Stock Compensation Plans (Summary Of Outstanding Performance Share Award Agreements) (Details)
0 Months Ended 0 Months Ended
May 03, 2011
Performance Share Plan Two Thousand Eleven Member
Apr. 15, 2011
Performance Share Plan Two Thousand Eleven Member
Mar. 09, 2011
Performance Share Plan Two Thousand Eleven Member
Aug. 17, 2010
Performance Share Plan Two Thousand Ten Member
Jun. 15, 2010
Performance Share Plan Two Thousand Ten Member
May 04, 2010
Performance Share Plan Two Thousand Ten Member
Apr. 27, 2010
Performance Share Plan Two Thousand Ten Member
Apr. 13, 2010
Performance Share Plan Two Thousand Ten Member
Apr. 07, 2010
Performance Share Plan Two Thousand Ten Member
Mar. 09, 2010
Performance Share Plan Two Thousand Ten Member
Dec. 17, 2009
Performance Share Plan Two Thousand Nine Member
Sep. 01, 2009
Performance Share Plan Two Thousand Nine Member
Mar. 10, 2009
Performance Share Plan Two Thousand Nine Member
Dec. 18, 2009
Performance Share Plan Two Thousand Nine Member
Mar. 09, 2010
Target Payout [Member]
Performance Share Plan Two Thousand Ten Grant Date Not Yet Determined [Member]
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]                              
Performance Shares Outstanding 1,290 2,090 169,632 670 550 12,080 2,130 590 480 209,853   3,825 372,881 44,673 12,480
Forfeitures in period     18,848             23,317     22,089    
Grant Date May 2, 2011 April 14, 2011 March 8, 2011 August 16, 2010 June 14, 2010 May 3, 2010 April 26, 2010 April 12, 2010 April 6, 2010 March 8, 2010 December 17, 2009 August 31, 2009 March 9, 2009   March 8, 2010
Performance Period 1/1/2011-12/31/2013 1/1/2011-12/31/2013 1/1/2011-12/31/2013 1/1/2010-12/31/2012 1/1/2010-12/31/2012 1/1/2010-12/31/2012 1/1/2010-12/31/2012 1/1/2010-12/31/2012 1/1/2010-12/31/2012 1/1/2010-12/31/2012 1/1/2009-12/31/2011 1/1/2009-12/31/2011 1/1/2009-12/31/2011   1/1/2010-12/31/2012