Note 6 - Pension Benefits (Details) - Components of Net Periodic Employee Benefit Cost (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
U.S. Plan [Member]
Note 6 - Pension Benefits (Details) - Components of Net Periodic Employee Benefit Cost [Line Items]
Service Cost		$ 5,250		$ 10,500
Interest Cost	39,637	42,500	155,981	85,000
Expected return on plan assets	(42,726)	(40,250)	(168,137)	(80,500)
Amortizations	26,989	23,500	106,207	47,000
Net periodic benefit cost	23,900	31,000	94,051	62,000
Canadian Plan [Member]
Note 6 - Pension Benefits (Details) - Components of Net Periodic Employee Benefit Cost [Line Items]
Interest Cost	12,588	18,884	38,477	37,840
Expected return on plan assets	(16,929)	(20,723)	(51,745)	(41,525)
Net actuarial loss	9,019	3,429	27,569	6,871
Net periodic benefit cost	$ 4,678	$ 1,590	$ 14,301	$ 3,186