Note 4 - Balance Sheet Components - Schedule of Balance Sheet Components (Details) - USD ($)	Dec. 31, 2017	Dec. 31, 2016
Finished goods held for sale	$ 34,824,728	$ 30,684,026
Raw materials and work in process	1,138,316	1,034,041
Inventory in transit	1,348,153	1,459,472
TOTAL	37,311,197	33,177,539
Building	9,257,066	9,105,286
Land	1,451,132	1,451,132
Leasehold improvements	1,615,464	1,350,916
Equipment and machinery	6,447,776	5,991,343
Furniture and fixtures	7,907,704	7,342,642
Vehicles	539,339	295,033
	27,218,481	25,536,352
Less accumulated depreciation and amortization	(11,750,639)	(9,884,559)
TOTAL	15,467,842	15,651,793
Accrued bonuses	1,748,236	2,123,942
Accrued payroll	630,259	689,150
Deferred revenue	905,657	909,297
Sales and payroll taxes payable	524,184	494,720
Inventory in transit	1,067,143	1,432,590
Other	77,998	287,488
TOTAL	$ 4,953,477	$ 5,937,187