Investments (Tables)

12 Months Ended

Mar. 29, 2014

Investments, Debt and Equity Securities [Abstract]

Schedule of Investments [Table Text Block]

Investments consist of the following (in thousands):

	March 29, 2014		March 30, 2013
Available-for-sale investment securities	$	19,802	$	17,698
Non-marketable equity investments	5,652		—
	$	25,454	$	17,698

Available-for-Sale Securities by Investment Category

The following tables summarize the Company’s available-for-sale investment securities, gross unrealized gains and losses and fair value, aggregated by investment category (in thousands):

	March 29, 2014
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
U.S. Treasury and government debt securities	$	2,318	$	1	$	(46	)	$	2,273
Residential mortgage-backed securities	3,754		13		(149		)	3,618
State and political subdivision debt securities	5,923		155		(13		)	6,065
Corporate debt securities	1,550		24		—			1,574
Marketable equity securities	4,537		758		(73		)	5,222
Certificates of deposit	1,050		—		—			1,050
	$	19,132	$	951	$	(281	)	$	19,802

	March 30, 2013
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
U.S. Treasury and government debt securities	$	2,682	$	11	$	(6	)	$	2,687
Residential mortgage-backed securities	5,226		21		(108		)	5,139
State and political subdivision debt securities	1,681		32		—			1,713
Corporate debt securities	2,788		48		—			2,836
Marketable equity securities	4,782		609		(68		)	5,323
	$	17,159	$	721	$	(182	)	$	17,698

Investment Securities in a Continuous Unrealized Loss Position

The following tables show the gross unrealized losses and fair value, aggregated by investment category and length of time that individual securities have been in a continuous unrealized loss position (in thousands):

	March 29, 2014
	Less than 12 Months					12 Months or Longer					Total
	Fair Value		Unrealized Losses			Fair Value		Unrealized Losses			Fair Value		Unrealized Losses
U.S. Treasury and government debt securities	$	1,562	$	(40	)	$	344	$	(6	)	$	1,906	$	(46	)
Residential mortgage-backed securities	2,553		(149		)	—		—			2,553		(149		)
State and political subdivision debt securities	507		(13		)	—		—			507		(13		)
Marketable equity securities	1,101		(73		)	—		—			1,101		(73		)
	$	5,723	$	(275	)	$	344	$	(6	)	$	6,067	$	(281	)

	March 30, 2013
	Less than 12 Months					12 Months or Longer					Total
	Fair Value		Unrealized Losses			Fair Value		Unrealized Losses			Fair Value		Unrealized Losses
U.S. Treasury and government debt securities	$	1,084	$	(6	)	$	—	$	—		$	1,084	$	(6	)
Residential mortgage-backed securities	1,460		(108		)	—		—			1,460		(108		)
Marketable equity securities	413		(13		)	304		(55		)	717		(68		)
	$	2,957	$	(127	)	$	304	$	(55	)	$	3,261	$	(182	)

Contractual Maturity of Investment Securities

The amortized cost and fair value of the Company’s investments in debt securities, by contractual maturity, are shown in the table below (in thousands). Expected maturities will differ from contractual maturities because borrowers may have the right to call or prepay obligations with or without call or prepayment penalties.

	March 29, 2014				March 30, 2013
	Amortized Cost		Fair Value		Amortized Cost		Fair Value
Due in less than one year	$	2,006	$	2,017	$	1,600	$	1,607
Due after one year through five years	2,908		2,949		4,786		4,880
Due after five years through ten years	924		872		924		893
Due after ten years	7,707		7,692		5,067		4,995
	$	13,545	$	13,530	$	12,377	$	12,375