Note 8 - Accrued Expenses and Other Liabilities (Detail) - Accrued Expenses and Other Liabilities (USD $)	Dec. 31, 2012	Dec. 31, 2011
Accrued expenses	$ 2,524,034	$ 990,240
Accrued employee benefits	463,323	528,428
Accrued restructuring costs	224,324	195,202
Accrued expenses and other liabilities	$ 3,211,681	$ 1,713,870