COMMITMENTS AND CONTINGENCIES - ADDITIONAL INFORMATION (Detail)		1 Months Ended					3 Months Ended
	Jan. 20, 2014 employee	Apr. 30, 2016 lawsuit	Dec. 31, 2015 lawsuit	Jan. 31, 2014	Dec. 31, 2006	Jun. 30, 2004	Jun. 30, 2016	Oct. 05, 2015 lawsuit
San Francisco County California
Commitments and Contingencies Disclosure [Line Items]
Trial or alternative dispute resolution						On June 18, 2004, Marvin Weinstat, DDS and Richard Nathan, DDS filed a class action suit in San Francisco County, California alleging that the Company misrepresented that its Cavitron® ultrasonic scalers are suitable for use in oral surgical procedures.
Lawsuit filing date						June 18, 2004
Name of plaintiff						Marvin Weinstat, DDS and Richard Nathan, DDS
Eastern District Of Pennsylvania
Commitments and Contingencies Disclosure [Line Items]
Trial or alternative dispute resolution				On January 20, 2014, the Company was served with a qui tam complaint filed by two former and one current employee of the Company under the Federal False Claims Act and equivalent state and city laws. The lawsuit was previously under seal in the U.S. District Court for the Eastern District of Pennsylvania	On December 12, 2006, a Complaint was filed by Carole Hildebrand, DDS and Robert Jaffin, DDS in the Eastern District of Pennsylvania (the Plaintiffs subsequently added Dr. Mitchell Goldman as a named class representative).  The case was filed by the same law firm that filed the Weinstat case in California.  The Complaint asserts putative class action claims on behalf of dentists located in New Jersey and Pennsylvania.
Lawsuit filing date				Jan. 20, 2014	December 12, 2006
Name of plaintiff				Former and Current Employees	Carole Hildebrand, DDS and Robert Jaffin, DDS and Dr. Mitchell Goldman
Sirona Dental Shareholders Case
Commitments and Contingencies Disclosure [Line Items]
Trial or alternative dispute resolution							On October 2, 2015 and October 5, 2015, the Company and its wholly-owned subsidiary Dawkins Merger Sub Inc. (“Merger Sub”) were served with two separate putative class action complaints filed in the Court of Chancery of the State of Delaware by purported stockholders of Sirona Dental Systems, Inc. (“Sirona”) against the members of Sirona’s Board of Directors, the Company, and Merger Sub.
Former Employee | Eastern District Of Pennsylvania
Commitments and Contingencies Disclosure [Line Items]
Number of plaintiffs | employee	2
Employee | Eastern District Of Pennsylvania
Commitments and Contingencies Disclosure [Line Items]
Number of plaintiffs | employee	1
Class Action Lawsuit, Sirona Merger
Commitments and Contingencies Disclosure [Line Items]
Number of pending claims | lawsuit								2
Number of cases withdrawn | lawsuit		1	1