Off-balance sheet (OBS), or Incognito Leverage, usually means an asset or debt or financing activity not on the company's balance sheet. Some companies may have significant amounts of off-balance sheet assets and liabilities.
Their fourth studio album, â¦Hysteria was released in 1987, and topped the charts in both the US and the UK. Hysteria spawned six hit singles, and the album sold over 20 million copies worldwide. Def Leppard has released 10 studio albums as of 2011, and continues to be one of the top-selling artists in the industry.
Rachel Maines: Well, hysteria was diagnosed by Hippocrates, as I mentioned, that's 450 B.C., so that's really quite a long time. It didn't really go out of fashion as a diagnosis, well, it was legislated out of existence in 1957 by the American, I think it's the American Psychiatric Association, but there's still a catch-all category for things.