Note 3 - Fair Value and Marketable Securities (Tables)

9 Months Ended

Sep. 27, 2014

Fair Value Disclosures [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

					Fair Value Measurements at Reporting Date Using
Security Type	Amortized Cost Basis (1)		Fair Value		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Former-auction corporate debt security (2)	$	1,800	$	2,997	$	-	$	2,997	$	-
Auction Rate Security - Preferred Equity		-		450		-		-		450
Total at December 31, 2013	$	1,800	$	3,447	$	-	$	2,997	$	450
Total at September 27, 2014	$	-	$	-	$	-	$	-	$	-

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

($ in 000’s)	Fair Value Measurements Using Significant Unobservable Inputs (Level 3) Nine months ended September 28, 2013
	Preferred Equity Securities (a)
Balance at January 1, 2013	$	1,568
Total gains or losses realized/unrealized
Included in earnings (loss)
- quarter ended March 30, 2013		-
- quarter ended June 29, 2013		872
- quarter ended September 28, 2013		-
Included in other comprehensive income(loss)
- quarter ended March 30, 2013		477
- quarter ended June 29, 2013		(467	)
- quarter ended September 28, 2013		(56	)
Purchases		-
Redemptions and settlements
- quarter ended March 30, 2013		-
- quarter ended June 29, 2013		(2,000	)
- quarter ended September 28, 2013		-
Transfers in and/or out of Level 3		-
Balance at September 28, 2013	$	394
Amount of total gains or losses for the period included in earnings(loss) attributable to the change in unrealized gains or losses relating to assets still held at the reporting date		-
Securities held at September 28,2013:
Face value	$	1,125
Financial ratings	NR
Weighted average interest rate		0	%
Maturity date	N/A