XML 128 R95.htm IDEA: XBRL DOCUMENT v2.4.1.9

Employee Benefit Plans (Schedule of Targeted Mix of Pension Plan's Assets) (Details)	12 Months Ended
	Dec. 31, 2014
Fixed income investments - Cash/money market account [Member]
Targeted percentage of plan assets	2.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = us-gaap_CashAndCashEquivalentsMember
Targeted percentage of plan assets, minimum	1.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMinimum / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = us-gaap_CashAndCashEquivalentsMember
Targeted percentage of plan assets, maximum	5.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMaximum / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = us-gaap_CashAndCashEquivalentsMember
Fixed income investments - US government bond fund [Member]
Targeted percentage of plan assets	10.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = fbp_UsGovernmentBondFundMember
Targeted percentage of plan assets, minimum	10.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMinimum / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = fbp_UsGovernmentBondFundMember
Targeted percentage of plan assets, maximum	20.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMaximum / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = fbp_UsGovernmentBondFundMember
Fixed income investments - US corporate bond fund [Member]
Targeted percentage of plan assets	10.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = fbp_UsCorporateBondFundMember
Targeted percentage of plan assets, minimum	5.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMinimum / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = fbp_UsCorporateBondFundMember
Targeted percentage of plan assets, maximum	15.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMaximum / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = fbp_UsCorporateBondFundMember
Fixed income investments - US corporate high yield bond fund [Member]
Targeted percentage of plan assets	5.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = fbp_UsCorporateHighYieldBondFundMember
Targeted percentage of plan assets, minimum	0.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMinimum / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = fbp_UsCorporateHighYieldBondFundMember
Targeted percentage of plan assets, maximum	10.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMaximum / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = fbp_UsCorporateHighYieldBondFundMember
Equity investments - Large cap value fund [Member]
Targeted percentage of plan assets	20.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = fbp_LargeCapValueFundMember
Targeted percentage of plan assets, minimum	20.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMinimum / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = fbp_LargeCapValueFundMember
Targeted percentage of plan assets, maximum	30.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMaximum / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = fbp_LargeCapValueFundMember
Equity investments - Large cap growth fund [Member]
Targeted percentage of plan assets	20.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = fbp_LargeCapGrowthFundMember
Targeted percentage of plan assets, minimum	20.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMinimum / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = fbp_LargeCapGrowthFundMember
Targeted percentage of plan assets, maximum	30.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMaximum / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = fbp_LargeCapGrowthFundMember
Equity investments - Mid cap equity fund [Member]
Targeted percentage of plan assets	10.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = fbp_MidCapEquityFundMember
Targeted percentage of plan assets, minimum	5.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMinimum / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = fbp_MidCapEquityFundMember
Targeted percentage of plan assets, maximum	15.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMaximum / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = fbp_MidCapEquityFundMember
Equity investments - Small cap growth fund [Member]
Targeted percentage of plan assets	8.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = fbp_SmallCapGrowthFundMember
Targeted percentage of plan assets, minimum	5.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMinimum / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = fbp_SmallCapGrowthFundMember
Targeted percentage of plan assets, maximum	15.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMaximum / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = fbp_SmallCapGrowthFundMember
Equity investments - Foreign equity fund [Member]
Targeted percentage of plan assets	10.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = fbp_ForeignEquityFundMember
Targeted percentage of plan assets, minimum	5.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMinimum / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = fbp_ForeignEquityFundMember
Targeted percentage of plan assets, maximum	15.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMaximum / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = fbp_ForeignEquityFundMember
Equity investments - Company stock [Member]
Targeted percentage of plan assets	5.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = fbp_CompanyStockMember
Targeted percentage of plan assets, minimum	0.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMinimum / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = fbp_CompanyStockMember
Targeted percentage of plan assets, maximum	10.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocationsRangeMaximum / us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis = fbp_CompanyStockMember

X

- 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 1

-Subparagraph (d)(i)

-URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e1928-114920



Reference 2: 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=35743120&loc=d3e2446-114920

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Target allocation maximum percentage 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 1

-Subparagraph (d)(i)

-URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e1928-114920



Reference 2: 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=35743120&loc=d3e2446-114920

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Target allocation minimum percentage 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 1

-Subparagraph (d)(i)

-URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e1928-114920



Reference 2: 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=35743120&loc=d3e2446-114920

+ Details

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X

- Details

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Namespace Prefix:
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Period Type:

X

- Details

Name:	us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=fbp_ForeignEquityFundMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=fbp_LargeCapGrowthFundMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=fbp_LargeCapValueFundMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=fbp_MidCapEquityFundMember
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Data Type:	na
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X

- Details

Name:	us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=fbp_SmallCapGrowthFundMember
Namespace Prefix:
Data Type:	na
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X

- Details

Name:	us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=fbp_UsCorporateBondFundMember
Namespace Prefix:
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- Details

Name:	us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis=fbp_UsCorporateHighYieldBondFundMember
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- Details

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