Legal Settlement:

3 Months Ended

Mar. 31, 2011

Legal Settlement [Abstract]

Legal Settlement [Text Block]

Legal Settlement:

In February 2011, the Company reached a settlement in its litigation against a law firm that formerly represented the Company in patent litigation matters, representing reimbursement of legal fees previously paid to the firm.  Under the terms of the settlement, the Company received $2.5 million and this amount is included as a credit in operating expenses on the Condensed Consolidated Statement of Income for the quarter ended March 31, 2011.