This excerpt taken from the FLDR 10-K filed Mar 7, 2007.
The Company provides an allowance for losses on trade receivables based on a review of the current status of existing receivables and managements evaluation of periodic aging of accounts. The Company charges off accounts receivable against the allowance for losses when an account is deemed to be uncollectible. It is the Companys policy to accrue interest on past due receivables. The provision for doubtful accounts and notes was $3,063, $2,094, and $2,039 for the years ended December 31, 2006, 2005 and 2004, respectively.