XML 22 R17.htm IDEA: XBRL DOCUMENT v2.4.0.6
Concentration of Credit Risk
12 Months Ended
Dec. 31, 2011
Concentration of Credit Risk [Abstract]  
Concentration of Credit Risk
Note 11 - Concentration of Credit Risk
 
American maintains its cash and certificates of deposit in commercial accounts at major financial institutions. The FDIC no longer has limits on non-interest bearing accounts. Although the financial institutions are considered creditworthy, at December 31, 2011, American's cash and certificates of deposit balances held in banks in interest bearing accounts exceeded the limit covered by the Federal Deposit Insurance Corporation by approximately $7,200. The terms of these deposits are on demand to minimize risk. American has not incurred losses related to these deposits.
 
Trade accounts receivable subject American to the potential for credit risk with customers in the retail and distribution sectors. To reduce credit risk, American performs ongoing evaluations of its customer's financial condition but generally does not require collateral. As of and during the year ended December 31, 2011, NPI had one customer that accounted for 19% of revenues on a consolidated basis.