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Commitments and Contingencies (Details) | Jun. 30, 2018 USD ($) letter_of_credit
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Debt Instrument [Line Items] |
Number of letters of credit provided as collateral | letter_of_credit | 2
Standby Letters of Credit |
Debt Instrument [Line Items] |
Current borrowing capacity | $ 18,000,000
Credit Facility | Revolving Credit Facility |
Debt Instrument [Line Items] |
Maximum borrowing capacity under credit facility | 250,000,000.0
Unused portion of credit facility | 234,000,000
Credit Facility | Swingline Facility |
Debt Instrument [Line Items] |
Maximum borrowing capacity under credit facility | 20,000,000
Collateral for Workers' Compensation Obligation | Line of Credit |
Debt Instrument [Line Items] |
Maximum borrowing capacity under credit facility | 5,000,000.0
Unused portion of credit facility | $ 3,000,000

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- Definition Number of Letters of Credit + 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 Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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