Financial Instruments (Tables)

12 Months Ended

Dec. 26, 2015

Financial Instruments [Abstract]

Fair Value, by Balance Sheet Grouping

The following table details the fair value measurements within the fair value hierarchy of the Company’s financial assets:

			Fair Value Measurement at December 26, 2015 Using:
	Total		Level 1		Level 2		Level 3
Money Markets and Cash Equivalents	$	19,767,889	$	19,767,889	$	—	$	—
U.S. Government Securities	46,464,663		16,381,152		30,083,511		—
Corporate Debt	6,886,495		—		6,886,495		—
Certificates of Deposit	7,591,733		—		7,591,733		—
GCS Holdings	232,037		232,037		—		—
	$	80,942,817	$	36,381,078	$	44,561,739	$	—

			Fair Value Measurement at December 27, 2014 Using:
	Total		Level 1		Level 2		Level 3
Money Markets and Cash Equivalents	$	14,635,802	$	14,635,802	$	—	$	—
U.S. Government Securities	57,697,142		21,218,340		36,478,802		—
Corporate Debt	5,970,983		—		5,970,983		—
Certificates of Deposit	12,555,010		—		12,555,010		—
Vuzix Corporation	1,500,777		1,500,777		—		—
GCS Holdings	180,347		180,347		—		—
	$	92,540,061	$	37,535,266	$	55,004,795	$	—

Available-for-sale Securities

Investments in available-for-sale marketable debt securities are as follows at December 26, 2015 and December 27, 2014:

	Amortized Cost				Unrealized Gains				Unrealized Losses						Fair Value
	2015		2014		2015		2014		2015			2014			2015		2014
U.S. government and agency backed securities	$	46,586,224	$	57,897,914	$	—	$	—	$	(121,561	)	$	(200,772	)	$	46,464,663	$	57,697,142
Corporate debt and certificates of deposits	14,534,247		18,564,823		—		—		(56,019		)	(38,830		)	14,478,228		18,525,993
Total	$	61,120,471	$	76,462,737	$	—	$	—	$	(177,580	)	$	(239,602	)	$	60,942,891	$	76,223,135

Investments Classified by Contractual Maturity Date

The contractual maturity of the Company’s marketable debt securities is as follows at December 26, 2015:

	Less than One year		One to Five years		Greater than Five years		Total
U.S. government and agency backed securities	$	17,460,832	$	23,906,600	$	5,097,231	$	46,464,663
Corporate debt and certificates of deposits	12,086,055		2,392,173		—		14,478,228
Total	$	29,546,887	$	26,298,773	$	5,097,231	$	60,942,891