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Filing Description Date Filed Size Sorted Ascending View  
424B1 prospectus filed pursuant to rule 424 Nov 21, 1997 449.9 KB View HTML View PDF View XLS  
DEF 14A definitive proxy statement Apr 21, 2006 344.9 KB View HTML View PDF View XLS  
DEF 14A definitive proxy statement Apr 20, 2005 315.4 KB View HTML View PDF View XLS  
424B5 prospectus filed pursuant to rule 424 Sep 27, 1999 454.5 KB View HTML View PDF View XLS  
10-Q quarterly report Nov 14, 2001 451.5 KB View HTML View PDF View XLS  
S-3 registration statement May 20, 2004 441.3 KB View HTML View PDF View XLS  
8-K current report Feb 5, 2015 209.0 KB View HTML View PDF View XLS  
S-3/A registration statement Oct 30, 1997 469.1 KB View HTML View PDF View XLS  
DEF 14A definitive proxy statement Apr 13, 2004 458.6 KB View HTML View PDF View XLS  
S-3 registration statement Sep 2, 1997 479.9 KB View HTML View PDF View XLS  
8-K current report Jun 26, 2007 583.0 KB View HTML View PDF View XLS  
8-K current report Apr 30, 2013 355.1 KB View HTML View PDF View XLS  
S-4 registration statement Sep 2, 1997 491.7 KB View HTML View PDF View XLS  
8-K current report Sep 25, 2013 542.2 KB View HTML View PDF View XLS  
8-K current report May 7, 2014 549.7 KB View HTML View PDF View XLS  
8-K current report Feb 21, 2007 432.8 KB View HTML View PDF View XLS  
424A prospectus filed pursuant to rule 424 Sep 15, 1999 508.1 KB View HTML View PDF View XLS  
8-K current report Oct 28, 2014 209.6 KB View HTML View PDF View XLS  
424B5 prospectus filed pursuant to rule 424 Oct 12, 2004 501.5 KB View HTML View PDF View XLS  
424B5 prospectus filed pursuant to rule 424 Sep 27, 1999 515.0 KB View HTML View PDF View XLS  
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