Marketable Securities (Tables)

9 Months Ended

Sep. 28, 2019

Investments Debt And Equity Securities [Abstract]

Schedule of Market Value, Cost and Unrealized Gains on Equity Securities

The following table sets forth market value, cost, and unrealized gains on equity securities (in thousands):

	September 28, 2019		December 31, 2018
Fair value	$	9,139	$	9,333
Cost		8,404		11,143
Unrealized gain (loss)	$	735	$	(1,810	)

Schedule of Gross Unrealized Gains and Losses on Marketable Securities

The following table sets forth the gross unrealized gains and losses on the Company’s marketable securities (in thousands):

	September 28, 2019			December 31, 2018
Gross unrealized gains	$	933		$	89
Gross unrealized losses		(198	)		(1,899	)
Net unrealized gains (losses)	$	735		$	(1,810	)

Summary of Net Realized Gains (Loss) on Marketable Equity Securities

The following table shows the Company’s net realized gains (loss) on marketable equity securities (in thousands):

	Thirteen Weeks Ended				Thirty-nine Weeks Ended
	September 28, 2019		September 29, 2018		September 28, 2019		September 29, 2018
Realized gain
Sale proceeds	$	689	$	2,804	$	1,246	$	5,615
Cost of securities sold		576		2,439		1,021		5,123
Realized gain	$	113	$	365	$	225	$	492
Realized gain, net of taxes	$	84	$	275	$	168	$	368