Non-cash Compensation (Tables)

12 Months Ended

Dec. 31, 2012

Non Cash Compensation Disclosure [Abstract]

Schedule of Non Cash Compensation Expenses [Table Text Block]

The non-cash compensation expenses recorded by the Company and included in General and Administrative Expenses are as follows:

	2012		2011		2010
Stock Option Plans	$	1,429,296	$	517,761	$	722,167
Restricted Stock Grants		7,944,482		8,389,328		14,019,646
Total  non-cash compensation expense	$	9,373,778	$	8,907,089	$	14,741,813