Long-Term debt (Details Narrative) $ in Thousands	3 Months Ended		12 Months Ended
	Dec. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)	Sep. 30, 2016	Jul. 24, 2015 USD ($)	Jan. 30, 2015 USD ($)
Mortgage interest description	5.6% to 7.9% mortgage notes due in installments through 2027		5.6% to 7.9% mortgage notes due in installments through 2027
Capitalized interest	$ 328	$ 222
First Tennessee bank Term Loan
Credit Agreement term years	10
Term loan facility	$ 20,000
Wells Fargo Bank, N.A.
Credit Agreement term years					5
Revolving Credit Agreement					$ 20,000
Sublimit for standby letters of credit					$ 10,000
Letters of credit issued	2,442
Borrowed under the revolver	6,441
Available for borrowing	11,117
Tangible net worth covenant	110,000
Available to pay dividends or repurchase stock	$ 74,000
Revolver interest over LIBOR	1.4%
Commitment fee	0.15%
First Tennessee Bank
Credit Agreement term years				5
Revolving Credit Agreement				$ 20,000
Mortgage backed financing				$ 40,000
Revolver conversion to term loan	24 month window
Borrowed under the revolver	$ 224
Available for borrowing	$ 19,776
Revolver interest over LIBOR	1.9%
Commitment fee	0.10%