Stock Compensation Plans and Stock Based Compensation (Details 10) - Employee stock purchase plans [Member] - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Jan. 01, 2022
Shares of common stock issued under employee stock purchase plan
Cadence shares purchased under the ESPP	647	703	624
Cash received for the purchase of shares under the ESPP	$ 102,017	$ 89,314	$ 63,932
Weighted average purchase price per share	$ 157.70	$ 127.12	$ 102.41