Stock-Based Compensation (Narrative) (Details) - USD ($)			3 Months Ended		12 Months Ended
	Mar. 28, 2022	Jan. 02, 2022	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Issued During Period, Shares, Conversion of Convertible Securities	11,580,000
Treasury Stock, Shares			244,113		244,113
Annual Percentage Increase In Number Of Shares Available For Issuance		1.50%
Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized		611,934
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized			16,970,005
Remaining Aggregate Number of Shares Available For Issuance			8,213,337
Share-based Compensation			$ 3,900,000	$ 3,400,000
Share-based Payment Arrangement, Amount Capitalized			0	0
Share-based Payment Arrangement, Expense, Tax Benefit			(900,000)	(1,000,000)
Share-based Payment Award, Options, Vested, Fair Value			600,000	$ 1,100,000
Share-based Compensation, Nonvested Awards, Total Compensation Cost Not Yet Recognized			$ 500,000
Share-based Compensation, Nonvested Awards, Total Compensation Cost Not Yet Recognized, Period for Recognition			1 year
Class A common stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common Stock, Shares, Outstanding			39,350,643		27,618,928
Class B common stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common Stock, Shares, Outstanding			1,596,695		13,176,695
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period			0		24,000
Restricted Stock [Member] | Director [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period			1 year	1 year