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Commitments and Contingencies (Details Textual) $ in Millions | Sep. 30, 2018 USD ($)
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Other Commitments [Line Items] |
Outstanding Performance Bonds | $ 591.2
Estimated Cost to Complete Bonded Projects | 333.7
Purchase Commitment, Remaining Minimum Amount Committed | 16.8
Maximum [Member] |
Other Commitments [Line Items] |
Loss Contingency Insurance Policy Deductible for Each Line of Coverage Excluding Wildfire and Health | 1.0
Loss Contingency Insurance Policy Deductible for Wildfire | 2.0
Loss Contingency Health Insurance Deductible For Qualified Individuals | $ 0.2

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- Definition Estimated cost to complete bonded projects. + References No definition available. + Details
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- Definition Represents the amount of deductible under health insurance benefits for qualified individuals. + References No definition available. + Details
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- Definition Represents the amount of deductible up to the claim aggregate under insurance arrangements, for each line of coverage, excluding wildfire and health insurance. + References No definition available. + Details
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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. + Details
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- Definition Minimum amount to be expended to satisfy the terms of arrangements in which the entity has agreed to expend funds to procure goods or services, excluding long-term purchase commitments or unconditional purchase obligations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(17)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(19)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(25)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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