Condensed Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Apr. 01, 2022	Apr. 02, 2021
Revenues:
Revenues before reimbursements	$ 117,870	$ 109,579
Reimbursements	10,608	6,902
Revenues	128,478	116,481
Operating expenses:
Compensation and related expenses	68,757	74,538
Other operating expenses	8,165	7,710
Reimbursable expenses	10,608	6,902
General and administrative expenses	4,231	3,273
Total operating expenses	91,761	92,423
Operating income	36,717	24,058
Other income, net:
Interest income, net	21	29
Miscellaneous income (loss), net	(3,931)	6,039
Total other income (loss), net	(3,910)	6,068
Income before income taxes	32,807	30,126
Income taxes	3,198	(722)
Net income	$ 29,609	$ 30,848
Net income per share:
Basic (in dollars per share)	$ 0.56	$ 0.59
Diluted (in dollars per share)	$ 0.56	$ 0.58
Shares used in per share computations:
Basic (in shares)	52,419	52,536
Diluted (in shares)	53,039	53,333
Cash dividends declared per common share (in dollars per share)	$ 0.24	$ 0.20