Income Taxes (Tables)

12 Months Ended

Dec. 30, 2017

Income Taxes [Abstract]

Schedule of Components of Income Tax Expense (Benefit)

(dollars in thousands)		2017		2016		2015
Current:
Federal	$	10,630	$	25,908	$	29,888
State		1,972		5,888		3,325
Deferred:
Federal		(34,659)		6,020		(188)
State		2,666		(317)		(24)
	$	(19,391)	$	37,499	$	33,001

Schedule of Effective Income Tax Rate Reconciliation

(dollars in thousands)		2017		2016		2015
Income taxes at federal statutory rate	$	27,658	$	43,631	$	32,316
State income taxes, net of federal income tax benefit		1,306		2,413		1,112
Deferred tax on gain on bargain purchase		-		(8,358)		-
Nondeductible employee-related expenses		1,828		-		-
2017 tax reform		(49,336)		-		-
Other		(847)		(187)		(427)
Provision for income taxes (effective tax rate (24.5)%,  30.1% and 35.7%, respectively)	$	(19,391)	$	37,499	$	33,001

Schedule of Deferred Tax Assets and Liabilities

(dollars in thousands)		2017		2016
Deferred tax assets:
Accounts receivable	$	542	$	586
Compensated absences		848		1,076
Employment incentives		388		9,826
Employee benefit plans		5,581		9,243
General liability insurance		2,991		4,359
Postretirement benefit obligations		5,365		6,484
Net operating loss carryforwards		7,745		5,600
Other		4,373		2,224
Total deferred tax assets		27,833		39,398
Deferred tax liabilities:
Inventories		(8,026)		(7,619)
Unrealized gains on marketable securities		(2,310)		(3,382)
Nondeductible accruals and other		(5,160)		(7,517)
Depreciation		(99,759)		(140,325)
Total deferred tax liabilities		(115,255)		(158,843)
Net deferred tax liability	$	(87,422)	$	(119,445)

Schedule of Unrecognized Tax Benefits

(dollars in thousands)		2017		2016
Unrecognized tax benefits at beginning of year	$	3,124	$	1,264
Increases based on tax positions related to the current year		1,567		1,563
Additions for tax positions of prior year		-		297
Reductions for tax positions of prior years		-		-
Settlements		-		-
Expiration of the statute of limitations for assessment of taxes		-		-
Unrecognized tax benefits at end of year	$	4,691	$	3,124