Annual report pursuant to Section 13 and 15(d)

2. Receivables (Tables)

v2.4.1.9
2. Receivables (Tables)
12 Months Ended
Dec. 31, 2014
Receivables Tables  
Accounts receivable
    2014     2013  
Billed-federal government   $ 758,818     $ 1,197,454  
Billed-commercial and other     212,324       214,653  
Total billed     971,142       1,412,107  
Unbilled     357       25,647  
Allowance for doubtful accounts     (878 )     -  
Accounts receivable, net   $ 970,621     $ 1,437,754