Note 10 - Short and Long-Term Debt Oustanding (Details) - USD ($)		Sep. 30, 2015	Dec. 31, 2014
Bridge Loan [Member]
Short-Term Debt
2015 Bridge Loan (due 2016) (1)	[1]	$ 2,835,000
Excluding Bridge Loan [Member]
Long-Term Debt
Less: current portion of long-term debt		2,202,000	$ 1,050,000
Line of Credit [Member]
Long-Term Debt
Revolving Credit Facility (due 2017)		1,000,000
Total principal amount of long-term debt		1,000,000
The 2010 Term Loan [Member]
Long-Term Debt
Revolving Credit Facility (due 2017)		5,075,000	$ 5,775,000
Total principal amount of long-term debt		5,075,000	$ 5,775,000
The 2015 6-year Term Loan [Member]
Long-Term Debt
Revolving Credit Facility (due 2017)		4,886,000
Total principal amount of long-term debt		4,886,000
The 2015 20-Year Term Loan [Member]
Long-Term Debt
Revolving Credit Facility (due 2017)		5,265,000
Total principal amount of long-term debt		5,265,000
BOH [Member]
Long-Term Debt
Revolving Credit Facility (due 2017)		23,000
Total principal amount of long-term debt		23,000
Revolving Credit Facility (due 2017)		16,249,000	$ 5,775,000
Total principal amount of long-term debt		16,249,000	5,775,000
Less: current portion of long-term debt		2,202	1,050
Total long-term debt outstanding		$ 14,047,000	$ 4,725,000

[1] Maturity date for the 2015 Bridge Loan may be earlier than 2016. See description of the 2015 Bridge Loan below.