Amount of asset segregated and restricted to provide benefit under defined benefit plan. Asset includes, but is not limited to, stock, bond, other investment, earning from investment, and contribution by employer and employee.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 17
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480482/715-20-55-17

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-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (d)(iv)(02)
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-URI https://asc.fasb.org/1943274/2147480506/715-20-50-1

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-Topic 715
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-Subparagraph (d)(ii)
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-Topic 715
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-Topic 715
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No definition available.

Fair value of obligations measured on a recurring basis.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
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-Topic 820
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-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Amount of investment in debt security measured at fair value with change in fair value recognized in net income (trading) and investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
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-Subparagraph (SX 210.9-03(4))
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-Topic 210
-SubTopic 10
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-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(2))
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-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

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-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
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-Subparagraph (f)
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-URI https://asc.fasb.org/1943274/2147483467/210-10-45-1