Note 8 - Commitments and Contingencies (Details) (USD $)	3 Months Ended
	Mar. 21, 2014	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2012
Note 8 - Commitments and Contingencies (Details) [Line Items]
Number of Capital Leases				2
Operating Leases, Rent Expense (in Dollars)		$ 500,000	$ 500,000
Litigation Settlement, Amount (in Dollars)	$ 5,000
Dell Financial Services [Member]
Note 8 - Commitments and Contingencies (Details) [Line Items]
Number of Capital Leases				1
HP Financial Services [Member]
Note 8 - Commitments and Contingencies (Details) [Line Items]
Number of Capital Leases				1
Minimum [Member] | Capital Lease Obligations [Member]
Note 8 - Commitments and Contingencies (Details) [Line Items]
Debt Instrument, Interest Rate at Period End		4.50%
Maximum [Member] | Capital Lease Obligations [Member]
Note 8 - Commitments and Contingencies (Details) [Line Items]
Debt Instrument, Interest Rate at Period End		8.00%