Note 4 - Fair Value Measurements (Tables)

6 Months Ended

Mar. 31, 2018

Notes Tables

Fair Value, Assets Measured on Recurring Basis [Table Text Block]

(In thousands)	Total		Quoted Prices in Active Markets (Level 1)		Observable Inputs (Level 2)
As of March 31, 2018:
Current assets:
Cash equivalents	$	21,331	$	21,331	$	-
Other assets:
Cash surrender value of life insurance policies		9,425		-		9,425
Total	$	30,756	$	21,331	$	9,425
As of September 30, 2017:
Current assets:
Cash equivalents	$	31,659	$	31,659	$	-
Other assets:
Cash surrender value of life insurance policies		9,026		-		9,026
Total	$	40,685	$	31,659	$	9,026