Detail of Certain Balance Sheet Accounts (Tables)

12 Months Ended

Dec. 30, 2017

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of Cash, Cash Equivalents and Restricted Cash

The following table provides a reconciliation of cash, cash equivalents and restricted cash reported within the consolidated financial statements (amounts in thousands):

	2017		2016
Cash and cash equivalents	$	8,988	$	15,687
Restricted cash		660		—
Total cash, cash equivalents and restricted cash	$	9,648	$	15,687

Schedule of Trade Receivables

The components of trade receivables, net as of December 30, 2017 and December 31, 2016, are as follows (amounts in thousands):

	2017			2016
Amounts billed	$	7,753		$	6,699
Amounts unbilled		1,985			2,729
Retainage		71			1,449
Less: Allowance for uncollectible accounts		(695	)		(422	)
Trade receivables, net	$	9,114		$	10,455

Schedule of Other Current Liabilities

The components of other current liabilities are as follows as of December 30, 2017 and December 31, 2016 (amounts in thousands):

	2017		2016
Accrual for known contingencies	$	472	$	747
Customer prepayments		37		150
Deferred rent		64		140
Current portion of capital leases		62		229
Federal and state income taxes payable		54		—
Insurance note		378		—
Accrued interest and other		—		4
Other current liabilities	$	1,067	$	1,270