Unum Group is an international provider of workplace benefits and services. The Company, through its Unum and Colonial Life brands, offers disability, life, accident, critical illness, dental, and vision insurance; leave and absence management support; and behavioral health services. The Company's segments include Unum US, Unum International, and Colonial Life. Unum US segment is comprised of group disability, group life and accidental death and dismemberment, and supplemental and voluntary lines of business. The supplemental and voluntary line of business includes voluntary benefits, individual disability, and dental and vision products. Unum International segment includes its operations in the United Kingdom and Poland. Unum Poland's business primarily includes insurance for individual and group life with accident and health riders. Colonial Life segment includes the accident, sickness, and disability product line, life product line, and cancer and critical illness product line.