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Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail) - USD ($) | Jun. 28, 2019 | Dec. 28, 2018
--- | --- | ---
Assets |  |  |
Money market securities |  | $ 194,474,000 | $ 208,554,000
Trading securities held in deferred compensation plan |  | 69,385,000 | 57,778,000
Total |  | 163,629,000 | 145,486,000
Liabilities |  |  |
Deferred compensation plan | [1] | 69,742,000 | 59,349,000
Total |  | 69,742,000 | 59,349,000
Money market securities |  |  |
Assets |  |  |
Money market securities | [2] | 4,222,000 | 6,213,000
Fixed income securities |  |  |
Assets |  |  |
Fixed income available-for-sale securities | [3] | 90,022,000 | 81,495,000
Trading securities held in deferred compensation plan | [4] | 21,845,000 | 18,618,000
Equity securities |  |  |
Assets |  |  |
Trading securities held in deferred compensation plan | [4] | 47,540,000 | 39,160,000
Fair Value, Inputs, Level 1 |  |  |
Assets |  |  |
Total |  | 73,607,000 | 63,991,000
Liabilities |  |  |
Deferred compensation plan | [1] | 69,742,000 | 59,349,000
Total |  | 69,742,000 | 59,349,000
Fair Value, Inputs, Level 1 | Money market securities |  |  |
Assets |  |  |
Money market securities | [2] | 4,222,000 | 6,213,000
Fair Value, Inputs, Level 1 | Fixed income securities |  |  |
Assets |  |  |
Fixed income available-for-sale securities | [3] | 0 | 0
Trading securities held in deferred compensation plan | [4] | 21,845,000 | 18,618,000
Fair Value, Inputs, Level 1 | Equity securities |  |  |
Assets |  |  |
Trading securities held in deferred compensation plan | [4] | 47,540,000 | 39,160,000
Fair Value, Inputs, Level 2 |  |  |
Assets |  |  |
Total |  | 90,022,000 | 81,495,000
Liabilities |  |  |
Deferred compensation plan | [1] | 0 | 0
Total |  | 0 | 0
Fair Value, Inputs, Level 2 | Money market securities |  |  |
Assets |  |  |
Money market securities | [2] | 0 | 0
Fair Value, Inputs, Level 2 | Fixed income securities |  |  |
Assets |  |  |
Fixed income available-for-sale securities | [3] | 90,022,000 | 81,495,000
Trading securities held in deferred compensation plan | [4] | 0 | 0
Fair Value, Inputs, Level 2 | Equity securities |  |  |
Assets |  |  |
Trading securities held in deferred compensation plan | [4] | 0 | 0
Fair Value, Inputs, Level 3 |  |  |
Assets |  |  |
Total |  | 0 | 0
Liabilities |  |  |
Deferred compensation plan | [1] | 0 | 0
Total |  | 0 | 0
Fair Value, Inputs, Level 3 | Money market securities |  |  |
Assets |  |  |
Money market securities | [2] | 0 | 0
Fair Value, Inputs, Level 3 | Fixed income securities |  |  |
Assets |  |  |
Fixed income available-for-sale securities | [3] | 0 | 0
Trading securities held in deferred compensation plan | [4] | 0 | 0
Fair Value, Inputs, Level 3 | Equity securities |  |  |
Assets |  |  |
Trading securities held in deferred compensation plan | [4] | $ 0 | $ 0
[1] | Included in accrued payroll and employee benefits and deferred compensation plan liabilities on the Company’s unaudited condensed consolidated balance sheet.
[2] | Included in cash and cash equivalents on the Company’s unaudited condensed consolidated balance sheet.
[3] | Included in short-term investments on the Company’s unaudited condensed consolidated balance sheet.
[4] | Included in prepaid expenses and other current assets and deferred compensation plan assets on the Company’s unaudited condensed consolidated balance sheet.

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