Concentration of Credit Risk and Major Customers

3 Months Ended

Mar. 31, 2013

Concentration Of Credit Risk and Major Customers [Abstract]

Concentration of Credit Risk and Major Customers [Text Block]

Note 3 – Concentration of Credit Risk and Major Customers

Financial instruments that subject DCT to credit risk are cash balances maintained in excess of federal depository insurance limits and trade receivables.

Cash and Cash Equivalents

DCT maintains cash balances at several banks. Interest bearing accounts are at each institution are insured by the Federal Deposit Insurance Corporation ("FDIC") up to $250,000. As of March 31, 2013, DCT had consolidated balances of approximately $2,265,000, which were not guaranteed by FDIC. DCT has not experienced any losses in such accounts and believes the exposure is minimal.

Major Customers and Trade Receivables

A relatively small number of customers account for a significant percentage of DCT’s sales. Customers that exceeded 10% of total revenues and accounts receivable were as follows:

	Three Months Ended March 31,
	2013			2012
Customer A		41	%		25	%
Customer B		16			10
Customer C		14			21
Customer D		10			19

Trade receivables from these customers totaled $1,193,000 at March 31, 2013. As of March 31, 2013, all the Company's trade receivables were unsecured.