SUPPLEMENTAL FINANCIAL STATEMENT DATA (Tables)

3 Months Ended

Apr. 03, 2020

SUPPLEMENTAL FINANCIAL STATEMENT DATA

Schedule of equipment and leasehold improvements

	April 3,		December 27,
	2020		2019
	(in thousands)
Furniture and fixtures	$	4,071	$	4,614
Computer hardware and software		15,318		14,789
Leasehold improvements		2,872		2,410
Equipment under finance leases		2,122		1,957
Automobiles, trucks, and field equipment		3,244		3,564
Subtotal		27,627		27,334
Accumulated depreciation and amortization		(14,490)		(15,283)
Equipment and leasehold improvements, net	$	13,137	$	12,051

Schedule of accrued liabilities

	April 3,		December 27,
	2020		2019
	(in thousands)
Accrued subcontractor costs	$	25,943	$	45,366
Other		4,348		4,630
Employee withholdings		3,190		3,463
Compensation and payroll taxes		2,877		3,286
Paid leave bank		1,854		3,114
Accrued bonuses		1,666		7,756
Total accrued liabilities	$	39,878	$	67,615

Schedule of changes in the carrying value of goodwill by reporting unit

	December 27,		Additional		Additions /		April 3,
	2019		Purchase Cost		Adjustments		2020
	(in thousands)
Reporting Unit:
Energy	$	126,898	$	—	$	2,356	$	129,254
Engineering and Consulting		749		—		—		749
	$	127,647	$	—	$	2,356	$	130,003

Schedule of gross amounts and accumulated amortization of the Company's acquired identifiable intangible assets with finite useful lives

	April 3, 2020				December 27, 2019
	Gross		Accumulated		Gross		Accumulated		Amortization
	Amount		Amortization		Amount		Amortization		Period
	(in thousands)								(in years)
Finite:
Backlog	$	7,134	$	4,198	$	7,134	$	3,763	1.0
Tradename		13,351		5,357		13,351		4,882	2.5	-	6.0
Non-compete agreements		2,320		1,452		2,320		1,384	4.0	-	5.0
Developed technology		14,620		3,883		14,620		3,227	8.0
Customer relationships		60,733		9,688		60,733		8,065	5.0	-	8.0
Total intangible assets	$	98,158	$	24,578	$	98,158	$	21,321