Bob Barker today is estimated to have a net worth of $70 million.
In fact, Ativan can be detected in urine up to 6 weeks after it was last taken in a heavy user. But even small doses might be detectable in standard drug screens up to a week later. More here on Ativan detection and use, plus a section at the bottom for your questions about Ativan in your system.
On the other hand, if you resort to urine test, they are detectable for a period of 2 - 5 days after the last use. Yet another test is the hair test, wherein opiate drugs are detectable for up to 2 - 3 months from the last use. All in all, everything comes down to your determination at the end of the day.