It’s just an insult. There really isn’t too much in the way of nuclear secrets from 25 or more years ago.
http://www.israelnationalnews.com/News/News.aspx/193175
...the Pentagon saw fit to declassify sections on Israel’s sensitive nuclear program, it kept sections on Italy, France, West Germany and other NATO countries classified, with those sections blocked out...
...US journalist Grant Smith petitioned to have the report published based on the Freedom of Information Act. Initially the Pentagon took its time answering, leading Smith to sue, and a District Court judge to order the Pentagon to respond to the request...
An article I read about this said that the information in the document about other countries was blacked out, only releasing Israel’s.