Note 11 - Held to Maturity By Contractual Maturity (Details) - USD ($) $ in Thousands	Dec. 24, 2016	Sep. 24, 2016
Due in one year or less	$ 26,017	$ 13,539
Due in one year or less	25,976	13,552
Due after one year through five years	86,025	90,732
Due after one year through five years	85,997	91,326
Due after five years through ten years
Due after five years through ten years
Total held to maturity securities	112,042	104,271
Held to Maturity - Fair Market Value	111,973	104,878
Less current portion	26,017	13,539
Less current portion	25,976	13,552
Marketable securities held to maturity	86,025	90,732
Long term held to maturity securities	$ 85,997	$ 91,326