Consolidated Statements of Cash Flows (Parenthetical) (USD $)	12 Months Ended
Dec. 31, 2012	Dec. 31, 2011
Depreciation and amortization from discontinued operations (in dollars)	$ 128,935	$ 511,588

Amount of expense from discontinued operations, that reflects the allocation of the cost of tangible and intangible assets over the assets' useful lives.

No definition available.

Name:	us-gaap_DepreciationAndAmortizationDiscontinuedOperations
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration