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ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) | 12 Months Ended
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Jan. 01, 2017
Equity [Abstract] |
ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) |
| ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS)
Accumulated other comprehensive income (loss) is reflected as a net increase (decrease) to shareholders’ equity and consists of foreign currency translation adjustments and the unrealized gains and losses, net of taxes, on available-for-sale securities. Changes in the balance of each component of accumulated other comprehensive income (loss) during the years ended December 31, 2017 and January 1, 2017 were as follows:
| Years ended
| December 31, 2017 |  | January 1, 2017
(in thousands) | Balance at beginning of period | Current period other comprehensive income | Balance at end of period |  | Balance at beginning of period | Current period other comprehensive income | Balance at end of period
Foreign currency translation adjustment | $ | (11,684 | ) | $ | 3,355 |  | $ | (8,329 | ) |  | $ | (13,514 | ) | $ | 1,830 |  | $ | (11,684 | )
Unrealized gain (loss) on investments (1) | 251 |  | 1,274 |  | 1,525 |  |  | (499 | ) | 750 |  | 251 |
Total other comprehensive income (loss), net of tax | $ | (11,433 | ) | $ | 4,629 |  | $ | (6,804 | ) |  | $ | (14,013 | ) | $ | 2,580 |  | $ | (11,433 | )
(1) | Consists of deferred compensation plan accounts, which are comprised of mutual funds classified as available-for-sale securities. The tax impact on unrealized gain on available-for-sale securities was $0.5 million for fiscal 2017 and de minimis for fiscal 2016.
During the year ended December 31, 2017, $1.2 million ($0.8 million after tax) of unrealized gain on investments was reclassified out of accumulated other comprehensive income (loss) and recorded in interest and other income on the Consolidated Statements of Operations and Comprehensive Income (Loss). There were no material reclassifications out of accumulated other comprehensive loss during 2016 nor 2015.

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- Definition The entire disclosure for comprehensive income, which includes, but is not limited to, 1) the amount of income tax expense or benefit allocated to each component of other comprehensive income, including reclassification adjustments, 2) the reclassification adjustments for each classification of other comprehensive income and 3) the ending accumulated balances for each component of comprehensive income. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=66004124&loc=d3e689-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=66004124&loc=SL7669619-108580 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=66004124&loc=d3e640-108580 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=66004124&loc=d3e716-108580 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 16 -URI http://asc.fasb.org/extlink&oid=66004124&loc=d3e709-108580 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=66004124&loc=d3e637-108580 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=66004124&loc=d3e681-108580 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Reclassification Adjustments -URI http://asc.fasb.org/extlink&oid=6522872 + Details
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