XML 98 R58.htm IDEA: XBRL DOCUMENT v2.4.0.6
Accounts Receivable (Tables)
12 Months Ended
Dec. 31, 2011
Accounts Receivable  
Schedule of allowance for doubtful accounts

 

 

Balance, January 1, 2010

 

$

 

Provision for doubtful accounts

 

 

Balance December 31, 2010

 

 

Provision for doubtful accounts

 

8,000

 

Balance December 31, 2011

 

$

8,000