Supplemental Disclosures of Cash Flows Information

12 Months Ended

Dec. 31, 2011

Supplemental Cash Flow Elements [Abstract]

Supplemental Disclosures of Cash Flows Information

16. Supplemental Disclosures of Cash Flows Information

The following represents required supplemental disclosures of cash flows information and non-cash financing and investing activities which occurred during the years ended December 31, 2011, 2010 and 2009:

	2011		2010		2009

Stock-based compensation accrual impact, net	$	395,257	$	707,802	$	480,145
Change in unrealized loss/gain on available for sale securities	18,502		(114,300)		(131,308)
Cash paid for interest	12,634		471,386		999,665
Transfer of property, plant and equipment to assets held for sale	-		768,779		-
Transfer of investment in leased property to inventory	253,786		-		-

- Definition

The entire disclosure for supplemental cash flow activities, including cash, noncash, and part noncash transactions, for the period. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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