Business Acquisitions and Divestiture	12 Months Ended
Dec. 30, 2017
Business Combinations And Divestitures [Abstract]
Business Acquisitions and Divestiture	Note 9 – Business Acquisitions and Divestiture Acquisitions The operating results of all acquisitions are reflected in our financial statements from their respective acquisition dates. On May 2, 2017, we announced the acquisition of Southern Anesthesia and Surgical, Inc. (SAS), a leading U.S. distributor of anesthesia and surgical supplies to oral surgeons, dental anesthesiologists, and periodontists. SAS had sales in 2016 of approximately $72 million. As a result of this acquisition, we recorded $76.5 million of initial goodwill. On August 28, 2017, we announced the acquisition of Merritt Veterinary Supplies, Inc. (Merritt), an independent supplier of animal health products. Merritt had sales in 2016 of approximately $115 million. As a result of this acquisition, we recorded $33.4 million of initial goodwill. We completed acquisitions during the year ended December 30, 2017, which were immaterial to our financial statements individually and in the aggregate and resulted in the recording of approximately $43.9 million of initial goodwill through preliminary purchase price allocations. Total acquisition transaction costs incurred in the year ended December 30, 2017 were immaterial to our financial results. On January 12, 2016, we announced that our U.S. animal health business, Henry Schein Animal Health, completed the purchase of an 80.1% interest in Vetstreet, Inc., a leading software as a service (SaaS) provider of marketing solutions and health information analytics to veterinary practices and animal health product manufacturers. Vetstreet had sales in 2015 of approximately $40 million. As a result of this acquisition, we recorded $17.9 million of initial goodwill. On February 3, 2016, we announced the completion of the acquisition of RxWorks, Inc., a leading provider of veterinary practice management software primarily to customers in Australia, New Zealand, the United Kingdom, the Netherlands and other countries around the world. The company had sales for the 12 months ended June 30, 2015 of approximately $7 million. As a result of this acquisition, we recorded $4.2 million of initial goodwill. On February 5, 2016, we announced that we have entered into an agreement to acquire a majority ownership interest in Dental Cremer S.A., a distributor of dental supplies and equipment in Brazil. Headquartered in Blumenau, Brazil, Dental Cremer, which is the dental distribution business of Cremer S.A., had 2015 sales of approximately $70 million. On December 28, 2016, we completed this transaction. As a result of this acquisition, we recorded $37.5 million of initial goodwill. On March 23, 2016, we announced that we entered into a definitive agreement with J. Morita Corp. to expand our presence in Japan. This transaction was completed on June 20, 2016 and, as a result, we own a 50% non-consolidating interest in One Piece Corp., a subsidiary of J. Morita, one of the world's largest manufacturers and distributors of dental equipment and supplies. One Piece Corp. had aggregate sales in fiscal 2015 of approximately $125 million. We completed certain other acquisitions during the year ended December 31, 2016, which were immaterial to our financial statements individually and in the aggregate and resulted in the recording of approximately $69.9 million of initial goodwill through preliminary purchase price allocations. Total acquisition transaction costs incurred in the year ended December 31, 2016 were immaterial to our financial results. On March 31, 2015, we completed the acquisition of scil animal care company GmbH (“scil”), a specialty distributor of animal health laboratory and imaging diagnostic products and services to veterinarians primarily in North America and Europe. scil had annual sales in 2014 of approximately $83 million. As a result of this acquisition, we recorded $3.5 million of initial goodwill. On July 10, 2015, we announced that, during the second quarter ended June 27, 2015, we made a 50% non-consolidating ownership investment in Maravet S.A. (“Maravet”), an animal health distributor in Romania. Maravet is a privately held company with annual sales of approximately $23 million. On September 1, 2015, we announced the completion of the acquisition of an 85% interest in Jorgen Kruuse A/S (“KRUUSE”), a leading distributor of veterinary supplies in Denmark, Norway and Sweden. KRUUSE had sales in 2014 of approximately $90 million. As a result of this acquisition, we recorded $20.7 million of initial goodwill. On November 30, 2015, we completed the acquisition of Dental Trey (S.R.L.) (“Dental Trey”), a leading distributor of dental consumable merchandise and equipment in Italy. Dental Trey had sales for the 12 months ended June 30, 2015 of approximately $49 million. As a result of this acquisition, we recorded $8.5 million of initial goodwill. We completed certain other acquisitions during the year ended December 26, 2015, which were immaterial to our financial statements individually and in the aggregate and resulted in the recording of approximately $27.1 million of initial goodwill through preliminary purchase price allocations. Total acquisition transaction costs incurred in the year ended December 26, 2015 were immaterial to our financial results.

Note 9 – Business Acquisitions and Divestiture

Acquisitions

The operating results of all acquisitions are reflected in our financial statements from their respective acquisition dates.

On May 2, 2017, we announced the acquisition of Southern Anesthesia and Surgical, Inc. (SAS), a leading U.S. distributor of anesthesia and surgical supplies to oral surgeons, dental anesthesiologists, and periodontists. SAS had sales in 2016 of approximately $72 million. As a result of this acquisition, we recorded $76.5 million of initial goodwill.

On August 28, 2017, we announced the acquisition of Merritt Veterinary Supplies, Inc. (Merritt), an independent supplier of animal health products. Merritt had sales in 2016 of approximately $115 million. As a result of this acquisition, we recorded $33.4 million of initial goodwill.

We completed acquisitions during the year ended December 30, 2017, which were immaterial to our financial statements individually and in the aggregate and resulted in the recording of approximately $43.9 million of initial goodwill through preliminary purchase price allocations. Total acquisition transaction costs incurred in the year ended December 30, 2017 were immaterial to our financial results.

On January 12, 2016, we announced that our U.S. animal health business, Henry Schein Animal Health, completed the purchase of an 80.1% interest in Vetstreet, Inc., a leading software as a service (SaaS) provider of marketing solutions and health information analytics to veterinary practices and animal health product manufacturers. Vetstreet had sales in 2015 of approximately $40 million. As a result of this acquisition, we recorded $17.9 million of initial goodwill.

On February 3, 2016, we announced the completion of the acquisition of RxWorks, Inc., a leading provider of veterinary practice management software primarily to customers in Australia, New Zealand, the United Kingdom, the Netherlands and other countries around the world. The company had sales for the 12 months ended June 30, 2015 of approximately $7 million. As a result of this acquisition, we recorded $4.2 million of initial goodwill.

On February 5, 2016, we announced that we have entered into an agreement to acquire a majority ownership interest in Dental Cremer S.A., a distributor of dental supplies and equipment in Brazil. Headquartered in Blumenau, Brazil, Dental Cremer, which is the dental distribution business of Cremer S.A., had 2015 sales of approximately $70 million. On December 28, 2016, we completed this transaction. As a result of this acquisition, we recorded $37.5 million of initial goodwill.

On March 23, 2016, we announced that we entered into a definitive agreement with J. Morita Corp. to expand our presence in Japan. This transaction was completed on June 20, 2016 and, as a result, we own a 50% non-consolidating interest in One Piece Corp., a subsidiary of J. Morita, one of the world's largest manufacturers and distributors of dental equipment and supplies. One Piece Corp. had aggregate sales in fiscal 2015 of approximately $125 million.

We completed certain other acquisitions during the year ended December 31, 2016, which were immaterial to our financial statements individually and in the aggregate and resulted in the recording of approximately $69.9 million of initial goodwill through preliminary purchase price allocations. Total acquisition transaction costs incurred in the year ended December 31, 2016 were immaterial to our financial results.

On March 31, 2015, we completed the acquisition of scil animal care company GmbH (“scil”), a specialty distributor of animal health laboratory and imaging diagnostic products and services to veterinarians primarily in North America and Europe. scil had annual sales in 2014 of approximately $83 million. As a result of this acquisition, we recorded $3.5 million of initial goodwill.

On July 10, 2015, we announced that, during the second quarter ended June 27, 2015, we made a 50% non-consolidating ownership investment in Maravet S.A. (“Maravet”), an animal health distributor in Romania. Maravet is a privately held company with annual sales of approximately $23 million.

On September 1, 2015, we announced the completion of the acquisition of an 85% interest in Jorgen Kruuse A/S (“KRUUSE”), a leading distributor of veterinary supplies in Denmark, Norway and Sweden. KRUUSE had sales in 2014 of approximately $90 million. As a result of this acquisition, we recorded $20.7 million of initial goodwill.

On November 30, 2015, we completed the acquisition of Dental Trey (S.R.L.) (“Dental Trey”), a leading distributor of dental consumable merchandise and equipment in Italy. Dental Trey had sales for the 12 months ended June 30, 2015 of approximately $49 million. As a result of this acquisition, we recorded $8.5 million of initial goodwill.

We completed certain other acquisitions during the year ended December 26, 2015, which were immaterial to our financial statements individually and in the aggregate and resulted in the recording of approximately $27.1 million of initial goodwill through preliminary purchase price allocations. Total acquisition transaction costs incurred in the year ended December 26, 2015 were immaterial to our financial results.