Note 6 - Capital Lease Obligations - Capital Lease Obligations (Details) (Parentheticals) - USD ($)	Dec. 31, 2016	Dec. 31, 2015
Annual principal payments	$ 72,686	$ 72,686
Interest rate	1.80%	1.80%

The interest rate applicable to the portion of the carrying amount of capital lease obligations as of the balance sheet date, including current maturities, which accrues interest at a set, unchanging rate.

No definition available.

Name:	tlf_CapitalLeaseObligationsPercentageBearingFixedInterestRate
Namespace Prefix:	tlf_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant