v3.26.1
Stock-Based Compensation - Schedule of Allocation and Vesting Structure (Details)
6 Months Ended
Jun. 27, 2026
Chief Executive Officer [Member] | Plan Year 2026 [Member] | RSU (time) [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Award Allocation 25.00%
Vesting Structure 4 years
Chief Executive Officer [Member] | Plan Year 2026 [Member] | RSU (time) [Member] | Per Year [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Vesting percentage 25.00%
Chief Executive Officer [Member] | Plan Year 2026 [Member] | PSU (Performance) [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Award Allocation 25.00%
Vesting Structure 3 years
Chief Executive Officer [Member] | Plan Year 2026 [Member] | Stock Options [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Award Allocation 50.00%
Vesting Structure 4 years
Chief Executive Officer [Member] | Plan Year 2026 [Member] | Stock Options [Member] | Per Year [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Vesting percentage 25.00%
Chief Executive Officer [Member] | Plan Year 2026 (Sign-On) [Member] | RSU (time) [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Award Allocation 100.00%
Vesting Structure 3 years
Chief Executive Officer [Member] | Plan Year 2026 (Sign-On) [Member] | RSU (time) [Member] | Per Year [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Vesting percentage 33.00%
Chief Executive Officer [Member] | Plan Year 2025 [Member] | RSU (time) [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Award Allocation 35.00%
Vesting Structure 4 years
Chief Executive Officer [Member] | Plan Year 2025 [Member] | PSU (Performance) [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Award Allocation 65.00%
Vesting Structure 3 years
Executive Management Committee (succeeded by the Henry Schein Leadership Team in July 2026) [Member] | Plan Year 2026 [Member] | RSU (time) [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Award Allocation 50.00%
Vesting Structure 4 years
Executive Management Committee (succeeded by the Henry Schein Leadership Team in July 2026) [Member] | Plan Year 2026 [Member] | RSU (time) [Member] | Per Year [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Vesting percentage 25.00%
Executive Management Committee (succeeded by the Henry Schein Leadership Team in July 2026) [Member] | Plan Year 2026 [Member] | PSU (Performance) [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Award Allocation 50.00%
Vesting Structure 3 years
Executive Management Committee (succeeded by the Henry Schein Leadership Team in July 2026) [Member] | Plan Year 2025 [Member] | RSU (time) [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Award Allocation 50.00%
Vesting Structure 4 years
Executive Management Committee (succeeded by the Henry Schein Leadership Team in July 2026) [Member] | Plan Year 2025 [Member] | PSU (Performance) [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Award Allocation 50.00%
Vesting Structure 3 years
Vice President [Member] | Plan Year 2026 [Member] | RSU (time) [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Award Allocation 80.00%
Vesting Structure 4 years
Vice President [Member] | Plan Year 2026 [Member] | RSU (time) [Member] | Per Year [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Vesting percentage 25.00%
Vice President [Member] | Plan Year 2026 [Member] | PSU (Performance) [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Award Allocation 20.00%
Vesting Structure 3 years
Vice President [Member] | Plan Year 2025 [Member] | RSU (time) [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Award Allocation 80.00%
Vice President [Member] | Plan Year 2025 [Member] | RSU (time) [Member] | 3rd Year [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Vesting percentage 50.00%
Vice President [Member] | Plan Year 2025 [Member] | RSU (time) [Member] | 4th Year [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Vesting percentage 50.00%
Vice President [Member] | Plan Year 2025 [Member] | PSU (Performance) [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Award Allocation 20.00%
Vesting Structure 3 years
Director [Member] | Plan Year 2026 [Member] | RSU (time) [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Award Allocation 100.00%
Vesting Structure 4 years
Director [Member] | Plan Year 2026 [Member] | RSU (time) [Member] | Per Year [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Vesting percentage 25.00%
Director [Member] | Plan Year 2025 [Member] | RSU (time) [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Award Allocation 100.00%
Director [Member] | Plan Year 2025 [Member] | RSU (time) [Member] | 3rd Year [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Vesting percentage 50.00%
Director [Member] | Plan Year 2025 [Member] | RSU (time) [Member] | 4th Year [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Vesting percentage 50.00%