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v3.19.3

Debt - Additional information (Details) $ in Millions |  | 9 Months Ended |
--- | --- | --- | ---
Sep. 13, 2019 USD ($) | Sep. 30, 2019 USD ($) item | Dec. 31, 2018 USD ($)
Secured Debt [Member] | Credit Agreement [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument term | 5 years |  |
Maximum borrowing capacity | $ 375.0 |  |
Option to increase borrowing capacity | $ 200.0 |  |
Percentage of capital stock from direct foreign subsidiaries | 65.00% |  |
Debt instrument covenant leveraged debt ratio restriction |  | 2.50 |
Interest rate on borrowings outstanding |  | 3.46% |
Leverage coverage ratio |  | 3.0 |
Interest coverage ratio |  | 3.0 |
Debt instrument restricted maximum liquidity |  | $ 50.0 |
Deferred debt issuance costs |  | 1.5 |
Unamortized deferred debt issuance costs |  | 0.4 |
Secured Debt [Member] | Credit Agreement [Member] | Canada, Dollars [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Maximum borrowing capacity | $ 75.0 |  |
Secured Debt [Member] | Credit Agreement [Member] | Letter of Credit [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Maximum borrowing capacity | $ 150.0 |  |
Letters of credit outstanding |  | $ 19.7 | $ 21.2
Secured Debt [Member] | Credit Agreement [Member] | Maximum [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Commitment fee on unused capacity |  | 0.25% |
Secured Debt [Member] | Credit Agreement [Member] | Maximum [Member] | Performance letters of credit [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Letter of credit facility commitment percentage |  | 0.875% |
Secured Debt [Member] | Credit Agreement [Member] | Maximum [Member] | Non-performance Letters Of Credit [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Letter of credit facility commitment percentage |  | 1.75% |
Secured Debt [Member] | Credit Agreement [Member] | Maximum [Member] | London Interbank Offered Rate (LIBOR) [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Interest rate margin |  | 1.75% |
Secured Debt [Member] | Credit Agreement [Member] | Maximum [Member] | Base Rate [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Interest rate margin |  | 0.75% |
Secured Debt [Member] | Credit Agreement [Member] | Minimum [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Commitment fee on unused capacity |  | 0.15% |
Secured Debt [Member] | Credit Agreement [Member] | Minimum [Member] | Performance letters of credit [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Letter of credit facility commitment percentage |  | 0.50% |
Secured Debt [Member] | Credit Agreement [Member] | Minimum [Member] | Non-performance Letters Of Credit [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Letter of credit facility commitment percentage |  | 1.00% |
Secured Debt [Member] | Credit Agreement [Member] | Minimum [Member] | London Interbank Offered Rate (LIBOR) [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Interest rate margin |  | 1.00% |
Secured Debt [Member] | Credit Agreement [Member] | Minimum [Member] | Base Rate [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Interest rate margin |  | 0.00% |
Secured Debt [Member] | Insurance Program Obligations [Member] | Credit Agreement [Member] | Letter of Credit [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Letters of credit outstanding |  | $ 18.5 | 17.6
Secured Debt [Member] | Contract Performance Obligations [Member] | Credit Agreement [Member] | Letter of Credit [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Letters of credit outstanding |  | $ 1.2 | $ 3.6
Notes Payable to Banks [Member] | Master Loan Agreement [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Number of equipment notes (equipment note) | item |  | 7 |

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- Definition Represent the minimum interest coverage ratio under the credit agreement. + References No definition available. + Details
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- Definition Threshold of debt coverage ration at which the credit agreement restricts certain types of payments. + References No definition available. + Details
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- Definition The Company has the option to expand the debt coverage ratio in the event of an acquisition. + References No definition available. + Details
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- Definition Represents the option to increase maximum borrowings on the credit facility. + References No definition available. + Details
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- Definition Percentage of capital stock from direct foreign subsidiaries pledged as collateral for a debt. + References No definition available. + Details
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- Definition Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition Amount, after accumulated amortization, of debt issuance costs related to line of credit arrangements. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section S45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=68176171&loc=SL68176184-208336 + Details
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- Definition The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used. + References No definition available. + 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 The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility. + References No definition available. + Details
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- Definition The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset. + 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 210.5-02.17) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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