Unrestricted Net Assets - Condensed Statement of Cash Flows of US Operations (Details) (Mendocino, MBC And Releta Company [Member], USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Mendocino, MBC And Releta Company [Member]
Cash flows from operating activities	$ 583,700	$ 464,800
Purchase of property and equipment	(1,086,600)	(506,800)
Proceeds from sale of equipment	5,000
Net cash flows used in investing	(1,081,600)	(506,800)
Net borrowings (repayments) on line of credit	992,400	(725,900)
Borrowings on long term debt	184,700	4,881,000
Repayment of long-term debt	(456,800)	(3,694,200)
Payment on obligations under capital leases	(46,400)	(47,300)
Net change in intercompany payable	(240,000)	(249,300)
Net cash flows from financing activities	433,900	164,300
Cash, beginning of year	187,200	64,900
Cash, end of year	$ 123,200	$ 187,200