Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail) - USD ($)		Dec. 31, 2021		Jan. 01, 2021	Jan. 03, 2020
Assets
Trading securities held in deferred compensation plan		$ 109,342,000		$ 88,747,000
Total		210,923,000			$ 185,190,000
Liabilities
Deferred compensation plan		110,379,000	[1]	$ 88,977,000	88,977,000	[1]
Total		110,379,000			88,977,000
Fair Value, Inputs, Level 1
Assets
Total		210,923,000			140,189,000
Liabilities
Deferred compensation plan	[1]	110,379,000			88,977,000
Total		110,379,000			88,977,000
Fair Value, Inputs, Level 2
Assets
Total		0			45,001,000
Liabilities
Deferred compensation plan	[1]	0			0
Total		0			0
Fair Value, Inputs, Level 3
Assets
Total		0			0
Liabilities
Deferred compensation plan	[1]	0			0
Total		0			0
Money market securities
Assets
Money market securities	[2]	101,581,000			51,442,000
Money market securities | Fair Value, Inputs, Level 1
Assets
Money market securities	[2]	101,581,000			51,442,000
Money market securities | Fair Value, Inputs, Level 2
Assets
Money market securities	[2]	0			0
Money market securities | Fair Value, Inputs, Level 3
Assets
Money market securities	[2]	0			0
Fixed income securities
Assets
Trading securities held in deferred compensation plan	[3]	25,275,000			26,274,000
Fixed income available for sale securities	[4]				45,001,000
Fixed income securities | Fair Value, Inputs, Level 1
Assets
Trading securities held in deferred compensation plan	[3]	25,275,000			26,274,000
Fixed income available for sale securities	[4]				0
Fixed income securities | Fair Value, Inputs, Level 2
Assets
Trading securities held in deferred compensation plan	[3]	0			0
Fixed income available for sale securities	[4]				45,001,000
Fixed income securities | Fair Value, Inputs, Level 3
Assets
Trading securities held in deferred compensation plan	[3]	0			0
Fixed income available for sale securities	[4]				0
Equity securities
Assets
Trading securities held in deferred compensation plan	[3]	84,067,000			62,473,000
Equity securities | Fair Value, Inputs, Level 1
Assets
Trading securities held in deferred compensation plan	[3]	84,067,000			62,473,000
Equity securities | Fair Value, Inputs, Level 2
Assets
Trading securities held in deferred compensation plan	[3]	0			0
Equity securities | Fair Value, Inputs, Level 3
Assets
Trading securities held in deferred compensation plan	[3]	$ 0			$ 0

[1] Included in accounts payable and accrued liabilities and deferred compensation plan liabilities on the Company’s consolidated balance sheet.

[2] Included in cash and cash equivalents on the Company’s consolidated balance sheet.

[3] Included in prepaid expenses and other current assets and deferred compensation plan assets on the Company’s consolidated balance sheet.

[4] Included in short-term investments on the Company’s consolidated balance sheet.