Accumulated Other Comprehensive Income (Tables)

12 Months Ended

Dec. 29, 2018

Accumulated Other Comprehensive Income [Abstract]

Schedule of Accumulated Other Comprehensive Income

		Unrealized Gains
		on Available-for-Sale
(dollars in thousands)		Marketable Securities
Accumulated other comprehensive income balance as of December 31, 2016	$	4,852
Other comprehensive loss before reclassifications		(43)
Accumulated change in effective tax rate		1,042
Amounts reclassified from accumulated other comprehensive income		29
Net current period other comprehensive loss		1,028
Accumulated other comprehensive income balance as of December 30, 2017	$	5,880
Amount reclassified to retained earnings for equity unrealized gain (adoption of ASU 2016-01)		(5,481)
Other comprehensive loss before reclassifications		(177)
Amounts reclassified from accumulated other comprehensive income		40
Net current period change in other comprehensive income		(5,618)
Accumulated other comprehensive income balance as of December 29, 2018	$	262

Schedule Of Reclassifications out of Accumulated Other Comprehensive Income

		Amounts Reclassified from
		Accumulated Other Comprehensive Income to the
		Consolidated Statements of Income
(dollars in thousands)	Location	2018		2017		2016
Unrealized gains (losses) on available-for-sale marketable securities
	Investment income and interest expense	$	(54)	$	(40)	$	437
	Provision for income taxes		14		11		(180)
Total amount reclassified, net of tax		$	(40)	$	(29)	$	257