Fair Value of Financial Instruments (Tables)

9 Months Ended

Oct. 01, 2017

Fair Value of Financial Instruments (Thousands of Dollars) [Abstract]

Fair Value Hierarchy

	Fair Value Measurements Using:
			Quoted
			Prices in
			Active
			Markets		Significant
			for		Other		Significant
			Identical		Observable		Unobservable
	Fair		Assets		Inputs		Inputs
	Value		(Level 1)		(Level 2)		(Level 3)
October 1, 2017
Assets:
Available-for-sale securities	$	2,866		2,866		-		-
Derivatives		11,975		-		11,975		-
Total assets	$	14,841		2,866		11,975		-
Liabilities:
Derivatives	$	22,671		-		22,671		-
Option agreement		28,510		-		-		28,510
Total liabilities	$	51,181		-		22,671		28,510
September 25, 2016
Assets:
Available-for-sale securities	$	4,986		4,986		-		-
Derivatives		39,115		-		39,115		-
Total assets	$	44,101		4,986		39,115		-
Liabilities:
Derivatives	$	19,390		-		19,390		-
Option agreement		27,460		-		-		27,460
Total liabilities	$	46,850		-		19,390		27,460
December 25, 2016
Assets:
Available-for-sale securities	$	3,736		3,736		-		-
Derivatives		87,894		-		87,894		-
Total assets	$	91,630		3,736		87,894		-
Liabilities:
Derivatives	$	11,309		-		11,309		-
Option agreement		28,770		-		-		28,770
Total Liabilities	$	40,079		-		11,309		28,770

Reconciliation of Level 3 Fair Value

	2017		2016
Balance at beginning of year	$	(28,770)		(28,360)
Gain from change in fair value		260		900
Balance at end of third quarter	$	(28,510)		(27,460)