Merger and Acquisitions - Goodwill (Details) (USD $)	Sep. 30, 2012	Dec. 31, 2011
Goodwill, Gross	$ 37,113,588	$ 37,126,605
Less: Impairment	(1,033,762)	(1,033,762)
Total goodwill	36,079,826	36,332,497
Jiangsu Leimone
Goodwill, Gross	103,057	103,057
Silver Tech Enterprises
Goodwill, Gross	8,395,840	8,395,840
CDE
Goodwill, Gross	1,583,198	1,861,409
Portables
Goodwill, Gross	$ 27,031,493	$ 27,005,953

Carrying amount as of the balance sheet date, which is the cumulative amount paid and (if applicable) the fair value of any noncontrolling interest in the acquiree, adjusted for any amortization recognized prior to the adoption of any changes in generally accepted accounting principles (as applicable) and for any impairment charges, in excess of the fair value of net assets acquired in one or more business combination transactions.

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+ Details