Fair Value of Financial Instruments (Tables)

3 Months Ended

Apr. 02, 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)
April 2, 2017
Assets:
Available-for-sale securities	$	3,687		3,687		-		-
Derivatives		56,017		-		56,017		-
Total assets	$	59,704		3,687		56,017		-
Liabilities:
Derivatives	$	20,595		-		20,595		-
Option agreement		28,710		-		-		28,710
Total liabilities	$	49,305		-		20,595		28,710
March 27, 2016
Assets:
Available-for-sale securities	$	6,109		6,109		-		-
Derivatives		69,720		-		69,720		-
Total assets	$	75,829		6,109		69,720		-
Liabilities:
Derivatives	$	3,932		-		3,932		-
Option agreement		27,920		-		-		27,920
Total liabilities	$	31,852		-		3,932		27,920
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		60		440
Balance at end of first quarter	$	(28,710)		(27,920)