Discontinued Operations - Income Statement (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net (loss) income from discontinued operations	$ (4,018)	$ 1,400	$ 18,966
Discontinued Operations, Held-for-Sale | Federal And Defense Segment
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenues	252,466	280,314	269,469
Costs and operating expenses	258,125	278,779	245,250
(Loss) income from discontinued operations before income taxes	(5,659)	1,535	24,219
(Benefit) provision for income taxes	(1,641)	135	5,253
Net (loss) income from discontinued operations	$ (4,018)	$ 1,400	$ 18,966