Stock-Based Compensation (Performance-Contingent Total Shareholder Return Shares) - Additional Information (Detail) - shares	6 Months Ended	12 Months Ended
	Jul. 17, 2021	Jan. 02, 2021
Performance Contingent Total Shareholders Return Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	3 years
Total Shareholders Return
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based payment award, fair value assumptions, method used	Inputs into the model included the following for the company and comparator companies: (i) TSR from the beginning of the performance cycle through the measurement date; (ii) volatility; (iii) risk-free interest rates; and (iv) the correlation of the comparator companies’ TSR. The inputs are based on historical capital market data.
Total Shareholders Return | Omnibus Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards vested during period	0	0