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OPERATING BUSINESS SEGMENT AND INTERNATIONAL OPERATION INFORMATION (Tables) | 12 Months Ended
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Dec. 31, 2016
Segment Reporting [Abstract] |
Schedule of reportable business segment information | Reportable business segment information for the years ended December 31, 2016, 2015, and 2014 is as follows (dollar amounts in thousands):
Year Ended December 31, |  | 2016 |  | 2015 |  | 2014
Net sales: |  |  |  |  |  |  |  |  |
NSP Americas |  | $ | 175,922 |  |  | $ | 179,151 |  |  | $ | 182,395 |
NSP Russia, Central and Eastern Europe |  | 25,971 |  |  | 27,408 |  |  | 50,274 |
Synergy WorldWide |  | 124,793 |  |  | 114,081 |  |  | 128,101 |
China and New Markets |  | 14,473 |  |  | 4,065 |  |  | 5,597 |
Total net sales |  | 341,159 |  |  | 324,705 |  |  | 366,367 |
Contribution margin (1): |  |  |  |  |  |  |  |  |
NSP Americas |  | 75,005 |  |  | 74,953 |  |  | 74,603 |
NSP Russia, Central and Eastern Europe |  | 8,604 |  |  | 9,474 |  |  | 17,851 |
Synergy WorldWide |  | 38,034 |  |  | 35,277 |  |  | 43,888 |
China and New Markets |  | 8,669 |  |  | 1,870 |  |  | 2,633 |
Total contribution margin |  | 130,312 |  |  | 121,574 |  |  | 138,975 |
Selling, general and administrative (2) |  | 120,273 |  |  | 107,702 |  |  | 119,927 |
Operating income |  | 10,039 |  |  | 13,872 |  |  | 19,048 |
Other income (loss), net |  | (773 | ) |  | (592 | ) |  | (34 | )
Income from continuing operations before provision for income taxes |  | $ | 9,266 |  |  | $ | 13,280 |  |  | $ | 19,014 |
___________________________ (1) Contribution margin consists of net sales less cost of sales and volume incentives expense. For the China and New Markets segment, contribution margin does not include service fees related to pre-opening product sales through Hong Kong. (2) Service fees in the China and New Markets segment related to pre-opening product sales through Hong Kong totaled $4.3 million, $0, and $0 for the years ended December 31, 2016, 2015, and 2014, respectively. These service fees are included in the Company's selling, general and administrative expenses.
Year Ended December 31, |  | 2016 |  | 2015 |  | 2014
Capital expenditures: |  |  |  |  |  |  |  |  |
NSP Americas |  | $ | 8,999 |  |  | $ | 21,437 |  |  | $ | 25,581 |
NSP Russia, Central and Eastern Europe |  | 131 |  |  | — |  |  | 8 |
Synergy WorldWide |  | 564 |  |  | 302 |  |  | 1,321 |
China and New Markets |  | 430 |  |  | 487 |  |  | — |
Total capital expenditures |  | $ | 10,124 |  |  | $ | 22,226 |  |  | $ | 26,910 |
Depreciation and amortization: |  |  |  |  |  |  |  |  |
NSP Americas |  | $ | 3,997 |  |  | $ | 3,603 |  |  | $ | 3,438 |
NSP Russia, Central and Eastern Europe |  | 42 |  |  | 26 |  |  | 25 |
Synergy WorldWide |  | 713 |  |  | 885 |  |  | 946 |
China and New Markets |  | 56 |  |  | 11 |  |  | — |
Total depreciation and amortization |  | $ | 4,808 |  |  | $ | 4,525 |  |  | $ | 4,409 |
As of December 31, |  | 2016 |  | 2015
Assets: |  |  |  |  |  |
NSP Americas |  | $ | 146,761 |  |  | $ | 141,428 |
NSP Russia, Central and Eastern Europe |  | 6,106 |  |  | 5,122 |
Synergy WorldWide |  | 39,083 |  |  | 38,048 |
China and New Markets |  | 13,620 |  |  | 15,922 |
Total assets |  | $ | 205,570 |  |  | $ | 200,520 |
Schedule of consolidated net sales revenue by geographical locations | From an individual country perspective, only the United States and South Korea comprises approximately 10 percent or more of consolidated net sales for any of the years ended December 31, 2016, 2015, and 2014 as follows (dollar amounts in thousands):
Year Ended December 31, |  | 2016 |  | 2015 |  | 2014
Net sales: |  |  |  |  |  |  |  |  |
United States |  | $ | 148,060 |  |  | $ | 147,553 |  |  | $ | 148,219 |
South Korea |  | 57,637 |  |  | 48,476 |  |  | 54,314 |
Other |  | 135,462 |  |  | 128,676 |  |  | 163,834 |
Total net sales |  | $ | 341,159 |  |  | $ | 324,705 |  |  | $ | 366,367 |
Schedule of revenue generated by each of the Company's product lines | Revenue generated by each of the Company’s product lines is set forth below (dollars in thousands):
Year Ended December 31, |  | 2016 |  | 2015 |  | 2014
NSP Americas: |  |  |  |  |  |  |  |  |
General health |  | $ | 78,187 |  |  | $ | 80,315 |  |  | $ | 78,218 |
Immunity |  | 19,185 |  |  | 22,042 |  |  | 23,549 |
Cardiovascular |  | 12,677 |  |  | 12,331 |  |  | 12,566 |
Digestive |  | 47,659 |  |  | 49,239 |  |  | 53,133 |
Personal care |  | 7,537 |  |  | 3,575 |  |  | 4,000 |
Weight management |  | 10,677 |  |  | 11,649 |  |  | 10,929 |
|  | 175,922 |  |  | 179,151 |  |  | 182,395 |
NSP Russia, Central and Eastern Europe: |  |  |  |  |  |  |  |  |
General health |  | $ | 11,059 |  |  | $ | 11,433 |  |  | $ | 18,841 |
Immunity |  | 2,898 |  |  | 3,328 |  |  | 6,512 |
Cardiovascular |  | 1,918 |  |  | 1,714 |  |  | 3,104 |
Digestive |  | 7,003 |  |  | 7,167 |  |  | 13,171 |
Personal care |  | 2,202 |  |  | 2,716 |  |  | 6,073 |
Weight management |  | 891 |  |  | 1,050 |  |  | 2,573 |
|  | 25,971 |  |  | 27,408 |  |  | 50,274 |
Synergy WorldWide: |  |  |  |  |  |  |  |  |
General health |  | $ | 35,283 |  |  | $ | 43,829 |  |  | $ | 46,546 |
Immunity |  | 620 |  |  | 752 |  |  | 974 |
Cardiovascular |  | 51,684 |  |  | 34,191 |  |  | 42,449 |
Digestive |  | 12,536 |  |  | 17,746 |  |  | 20,839 |
Personal care |  | 8,981 |  |  | 5,697 |  |  | 7,196 |
Weight management |  | 15,689 |  |  | 11,866 |  |  | 10,097 |
|  | 124,793 |  |  | 114,081 |  |  | 128,101 |
China and New Markets: |  |  |  |  |  |  |  |  |
General health |  | $ | 3,399 |  |  | $ | 1,903 |  |  | $ | 2,370 |
Immunity |  | 821 |  |  | 525 |  |  | 777 |
Cardiovascular |  | 2,911 |  |  | 292 |  |  | 334 |
Digestive |  | 5,329 |  |  | 1,011 |  |  | 1,608 |
Personal care |  | 797 |  |  | 93 |  |  | 108 |
Weight management |  | 1,216 |  |  | 241 |  |  | 400 |
|  | 14,473 |  |  | 4,065 |  |  | 5,597 |
Total net sales |  | $ | 341,159 |  |  | $ | 324,705 |  |  | $ | 366,367 |
Schedule of consolidated property, plant and equipment by geographical locations | From an individual country perspective, only the United States comprise 10 percent or more of consolidated property, plant and equipment as follows (dollar amounts in thousands):
As of December 31 |  | 2016 |  | 2015
Property, plant and equipment |  |  |  |  |  |
United States |  | $ | 70,770 |  |  | $ | 66,044 |
Other |  | 2,502 |  |  | 2,684 |
Total property, plant and equipment |  | $ | 73,272 |  |  | $ | 68,728 |

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