Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2023

Fair Value Disclosures [Abstract]

Carrying Amounts and Fair Values of Certain Assets

The following table summarizes the carrying amounts and fair values of certain assets at December 31, 2023:

	At December 31, 2023
			Fair Value Estimated Using
	Carrying		Level 1		Level 2		Level 3
	Amount		Inputs		Inputs		Inputs
Cash equivalents	$	50,732	$	50,732	$	—	$	—
Restricted cash equivalents		133,063		133,063		—		—
Investments in marketable securities		16,720		16,720		—		—
Advertising fund cash equivalents, restricted		69,199		69,199		—		—
Investment in DPC Dash		143,553		143,553		—		—

The following table summarizes the carrying amounts and fair values of certain assets at January 1, 2023:

	At January 1, 2023
			Fair Value Estimated Using
	Carrying		Level 1		Level 2		Level 3
	Amount		Inputs		Inputs		Inputs
Cash equivalents	$	23,779	$	23,779	$	—	$	—
Restricted cash equivalents		117,212		117,212		—		—
Investments in marketable securities		13,395		13,395		—		—
Advertising fund cash equivalents, restricted		124,496		124,496		—		—
Investment in DPC Dash		125,840		—		—		125,840

Schedule of Estimated Fair Value

Management estimated the approximate fair values of the Notes as follows:

	December 31, 2023				January 1, 2023
	Principal Amount		Fair Value		Principal Amount		Fair Value
2015 Ten-Year Notes	$	744,000	$	727,632	$	752,000	$	717,408
2017 Ten-Year Notes		942,500		895,375		952,500		875,348
2018 7.5-Year Notes		403,750		392,041		408,000		385,968
2018 9.25-Year Notes		380,000		365,180		384,000		355,584
2019 Ten-Year Notes		649,688		591,865		656,438		564,536
2021 7.5-Year Notes		828,750		730,958		837,250		695,755
2021 Ten-Year Notes		975,000		830,700		985,000		792,925