CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Apr. 03, 2020	Mar. 29, 2019
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME
Contract revenue	$ 106,026	$ 91,793
Direct costs of contract revenue (inclusive of directly related depreciation and amortization):
Salaries and wages	18,915	14,910
Subcontractor services and other direct costs	56,420	50,948
Total direct costs of contract revenue	75,335	65,858
General and administrative expenses:
Salaries and wages, payroll taxes and employee benefits	20,412	15,744
Facilities and facility related	2,694	1,772
Stock-based compensation	4,595	1,817
Depreciation and amortization	4,519	2,654
Other	6,740	4,182
Total general and administrative expenses	38,960	26,169
Loss from operations	(8,269)	(234)
Other income (expense):
Interest expense, net	(1,513)	(1,121)
Other, net	23	11
Total other expense, net	(1,490)	(1,110)
Loss before income taxes	(9,759)	(1,344)
Income tax benefit	(1,605)	(927)
Net loss	(8,154)	(417)
Other comprehensive loss:
Unrealized loss on derivative contracts, net of tax	(449)	(219)
Comprehensive loss	$ (8,603)	$ (636)
Earnings (Loss) per share:
Basic (in dollars per share)	$ (0.71)	$ (0.04)
Diluted (in dollars per share)	$ (0.71)	$ (0.04)
Weighted-average shares outstanding:
Basic	11,510	10,974
Diluted	11,510	10,974