Represents the period of review and revision of long-term strategic asset allocation.

No definition available.

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- Definition

An assumption as to the rate of return on plan assets reflecting the average rate of earnings expected on the funds invested or to be invested to provide for the benefits included in the benefit obligation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Expected Long-Term Rate of Return on Plan Assets
-URI http://asc.fasb.org/extlink&oid=6512046

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (k)(3)
-URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Target allocation of investments of this type to total plan assets presented on a weighted average basis.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 5
-Subparagraph (c)(i)
-URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e2446-114920

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (d)(i)
-URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920

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- Definition

Percentage of fair value of investments (categorized by debt securities, equity securities, real estate and other plan assets) to the fair value of plan assets held.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 5
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e2446-114920

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (d)(1)
-URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920

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EMPLOYEE BENEFITS (Details - Assumed health care cost trend rates)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
U.S. Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Target allocation (as a percent)	100.00%
Actual allocation (as a percent)	100.00%	100.00%
Expected weighted average long-term rate of return plan assets (as a percent)	7.00%	7.25%	7.25%
Period of review and revision of long-term strategic asset allocation	3 years
U.S. Pension Plans \| Equity securities
Defined Benefit Plan Disclosure [Line Items]
Target allocation (as a percent)	45.00%
Actual allocation (as a percent)	43.00%	35.00%
U.S. Pension Plans \| Fixed maturity securities
Defined Benefit Plan Disclosure [Line Items]
Target allocation (as a percent)	40.00%
Actual allocation (as a percent)	36.00%	41.00%
U.S. Pension Plans \| Other Investments
Defined Benefit Plan Disclosure [Line Items]
Target allocation (as a percent)	15.00%
Actual allocation (as a percent)	21.00%	24.00%
Non U.S. Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Target allocation (as a percent)	100.00%
Actual allocation (as a percent)	100.00%	100.00%
Expected weighted average long-term rate of return plan assets (as a percent)	3.28%	3.33%	2.93%
Non U.S. Pension Plans \| Equity securities
Defined Benefit Plan Disclosure [Line Items]
Target allocation (as a percent)	30.00%
Actual allocation (as a percent)	44.00%	45.00%
Non U.S. Pension Plans \| Fixed maturity securities
Defined Benefit Plan Disclosure [Line Items]
Target allocation (as a percent)	50.00%
Actual allocation (as a percent)	36.00%	35.00%
Non U.S. Pension Plans \| Other Investments
Defined Benefit Plan Disclosure [Line Items]
Target allocation (as a percent)	18.00%
Actual allocation (as a percent)	14.00%	13.00%
Non U.S. Pension Plans \| Cash & cash equivalents
Defined Benefit Plan Disclosure [Line Items]
Target allocation (as a percent)	2.00%
Actual allocation (as a percent)	6.00%	7.00%
Japan's pension plans
Defined Benefit Plan Disclosure [Line Items]
Actual allocation (as a percent)	56.00%	54.00%
Expected weighted average long-term rate of return plan assets (as a percent)	2.61%	1.71%
Period of review and revision of long-term strategic asset allocation	5 years