I worked as a contract FSE (on bases overseas) to the Navy for these people while this was happening Most of us knew it was a little shady but the money and perks were great so we didn't ask questions.
http://articles.dailypress.com/1991-07-02/news/9107020086_1_navy-contracts-sma-expenses
http://articles.dailypress.com/1991-07-02/news/9107020086_1_navy-contracts-sma-expenses