Debt Instrument, Convertible, Debt Principal Amount

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- Definition

Debt Instrument, Convertible, Equity Shares

+ References

No definition available.

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- Definition

Debt Instrument, Convertible, Threshold Business Day Period After Consecutive Trading Day Period

+ References

No definition available.

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- Definition

Equipment Financing, Mortgages And Acquisition-Related Notes [Abstract]

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No definition available.

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- Definition

Maximum adjustment to the Applicable Rate.

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No definition available.

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- Definition

Number Of Amendments

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No definition available.

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- Definition

Percentage Of Foreign Restricted Subsidiary Stock Pledged As Collateral

+ References

No definition available.

+ Details

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- Definition

Amount of noncash expense included in interest expense to issue debt and obtain financing associated with the related debt instruments. Alternate captions include noncash interest expense.

+ References

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-Name Regulation S-X (SX)
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-Section 04
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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

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- Definition

The carrying amount of the equity component of convertible debt which may be settled in cash upon conversion.

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- Definition

The price per share of the conversion feature embedded in the debt instrument.

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- Definition

Threshold period of specified consecutive trading days within which common stock price to conversion price of convertible debt instruments must exceed threshold percentage for a specified number of trading days to trigger conversion feature, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

Minimum percentage of common stock price to conversion price of convertible debt instruments to determine eligibility of conversion.

+ References

No definition available.

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- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

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- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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- Definition

Maximum contractual interest rate for funds borrowed, under the debt agreement.

+ References

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- Definition

Minimum contractual interest rate for funds borrowed, under the debt agreement.

+ References

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- Definition

Date the debt instrument was issued, in CCYY-MM-DD format.

+ References

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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.

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- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

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- Definition

Amount of the required periodic payments applied to principal.

+ References

+ Details

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- Definition

Amount of payment greater than the preceding installment payments to be paid at final maturity date of debt.

+ References

No definition available.

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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.

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- Definition

For an unclassified balance sheet, the carrying amount (net of accumulated amortization) as of the balance sheet date of capitalized costs associated with the issuance of debt instruments (for example, legal, accounting, underwriting, printing, and registration costs) that will be charged against earnings over the life of the debt instruments to which such costs pertain.

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- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

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- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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-Number 210
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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

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- Definition

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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- Definition

The amount of loss pertaining to the specified contingency that was charged against earnings in the period, including the effects of revisions in previously reported estimates.

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Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income.

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- Definition

The cash inflow from the issuance of a long-term debt instrument which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Financing Activities
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- Definition

Indebtedness divided by net capital.

+ References

No definition available.

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The cash outflow for the settlement of obligation drawn from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer.

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Financial Commitments (Narrative) (Details)	12 Months Ended
Financial Commitments (Narrative) (Details)	Dec. 31, 2016 USD ($) contract $ / shares shares	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Sep. 30, 2016	Mar. 31, 2016
Debt Instrument [Line Items]
Issuance of convertible notes	$ 200,000,000
Equipment Financing, Mortgages And Acquisition-Related Notes [Abstract]
Loan outstanding	759,519,000	$ 817,684,000
Operating leases, rent expense	28,200,000	17,400,000	$ 24,400,000
Letter Of Credit [Member]
Debt Instrument [Line Items]
Face amount	150,000,000
Letters of credit outstanding	$ 200,000
Convertible Notes [Member]
Debt Instrument [Line Items]
Debt issuance date	Jun. 15, 2016
Face amount	$ 200,000,000
Interest rate (as a percent)	2.875%
Maturity date	Jun. 15, 2021
Conversion price, shares \| shares	33.0579
Conversion price, principal amount	$ 1,000
Conversion price \| $ / shares	$ 30.25
Imputed interest rate (as a percent)	9.39%
Equipment Financing, Mortgages And Acquisition-Related Notes [Abstract]
Loan outstanding	$ 152,668,000
Convertible Notes [Member] \| Circumstance One [Member]
Debt Instrument [Line Items]
Business day period after consecutive trading day period	5 days
Consecutive trading day period	10 days
Percentage of conversion price	98.00%
Conversion price, principal amount	$ 1,000
Convertible Notes [Member] \| Circumstance Two [Member]
Debt Instrument [Line Items]
Business day period after consecutive trading day period	20 days
Percentage of conversion price	130.00%
Conversion price \| $ / shares	$ 39.32
Term Loan [Member]
Debt Instrument [Line Items]
Face amount	$ 250,000,000
Prepayment of debt	$ 125,000,000
Imputed interest rate (as a percent)	4.68%
Equipment Financing, Mortgages And Acquisition-Related Notes [Abstract]
Loan outstanding	$ 54,650,000	222,120,000
2010 Notes [Member]
Debt Instrument [Line Items]
Face amount	$ 300,000,000
Interest rate (as a percent)	7.625%
Maturity date	Nov. 01, 2018
Imputed interest rate (as a percent)	7.99%
Equipment Financing, Mortgages And Acquisition-Related Notes [Abstract]
Loan outstanding	$ 298,120,000	297,118,000
Equipment Financing Loans [Member]
Equipment Financing, Mortgages And Acquisition-Related Notes [Abstract]
Loan outstanding	$ 84,900,000	115,600,000
Transportation-Equipment Financing Loans [Member]
Equipment Financing, Mortgages And Acquisition-Related Notes [Abstract]
Term of debt	10 years
Transportation-Equipment Financing Loans Ballon Payment 2021 [Member]
Equipment Financing, Mortgages And Acquisition-Related Notes [Abstract]
Balloon payments	$ 12,400,000
Transportation-Equipment Financing Loans Ballon Payment 2022 [Member]
Equipment Financing, Mortgages And Acquisition-Related Notes [Abstract]
Balloon payments	6,300,000
Mortgages [Member]
Equipment Financing, Mortgages And Acquisition-Related Notes [Abstract]
Loan outstanding	$ 16,700,000	17,700,000
Interest rate, minimum (as a percent)	2.50%
Term of debt	7 years
Mortgages Balloon Payment in 2018 [Member]
Equipment Financing, Mortgages And Acquisition-Related Notes [Abstract]
Balloon payments	$ 2,600,000
Mortgages Balloon Payment in 2021 [Member]
Equipment Financing, Mortgages And Acquisition-Related Notes [Abstract]
Balloon payments	2,900,000
Mortgages Balloon Payment in 2023 [Member]
Equipment Financing, Mortgages And Acquisition-Related Notes [Abstract]
Balloon payments	$ 6,700,000
Minimum [Member] \| Convertible Notes [Member] \| Circumstance Two [Member]
Debt Instrument [Line Items]
Consecutive trading day period	30 days
Minimum [Member] \| Equipment Financing Loans [Member]
Equipment Financing, Mortgages And Acquisition-Related Notes [Abstract]
Interest rate, minimum (as a percent)	1.90%
Maximum [Member] \| Equipment Financing Loans [Member]
Equipment Financing, Mortgages And Acquisition-Related Notes [Abstract]
Interest rate, maximum (as a percent)	5.93%
2014 Credit Facility [Member]
Debt Instrument [Line Items]
Maturity date	May 01, 2018
Number of amendments \| contract	2
Maximum adjustment to Applicable Rate (as a percent)	1.00%
Percentage of foreign restricted subsidiary stock pledged as collateral	65.00%
Imputed interest rate (as a percent)	9.86%
2014 Credit Facility [Member] \| Minimum [Member]
Debt Instrument [Line Items]
Consolidated leverage ratio	3.00
2014 Credit Facility [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Consolidated leverage ratio	3.25
2014 Credit Facility [Member] \| Amendment One [Member] \| Minimum [Member]
Debt Instrument [Line Items]
Consolidated leverage ratio	3.50
2014 Credit Facility [Member] \| Amendment One [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Consolidated leverage ratio				4.25	4.00
2014 Revolver [Member]
Debt Instrument [Line Items]
Repayment of debt	$ 69,000,000
Maximum borrowing capacity	$ 300,000,000
Imputed interest rate (as a percent)	5.05%
Outstanding borrowings	$ 147,300,000
Equipment Financing, Mortgages And Acquisition-Related Notes [Abstract]
Loan outstanding	147,990,000	155,815,000
Brightwater Matter [Member]
Debt Instrument [Line Items]
Pre-tax charges		23,900,000
Five Star Electric [Member]
Debt Instrument [Line Items]
Pre-tax charges		$ 45,600,000
Liability Component [Member] \| Convertible Notes [Member]
Debt Instrument [Line Items]
Face amount	200,000,000
Issuance of convertible notes	153,200,000
Unamortized debt issuance costs	5,051,000
Reclassified amortization of deferred debt issuance costs	4,519,000
Equity Component [Member] \| Convertible Notes [Member]
Debt Instrument [Line Items]
Conversion feature	46,800,000
Unamortized debt issuance costs	$ 1,543,000
Prime Rate [Member] \| 2014 Revolver [Member] \| Minimum [Member] \| Term Loan [Member]
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent))	1.25%
Equipment Financing, Mortgages And Acquisition-Related Notes [Abstract]
Basis points added to reference rate (as a percent)	1.25%
Prime Rate [Member] \| 2014 Revolver [Member] \| Maximum [Member] \| Term Loan [Member]
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent))	3.00%
Equipment Financing, Mortgages And Acquisition-Related Notes [Abstract]
Basis points added to reference rate (as a percent)	3.00%
LIBOR [Member] \| Mortgages [Member]
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent))	3.00%
Equipment Financing, Mortgages And Acquisition-Related Notes [Abstract]
Basis points added to reference rate (as a percent)	3.00%
LIBOR [Member] \| 2014 Revolver [Member] \| Minimum [Member] \| Term Loan [Member]
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent))	1.25%
Equipment Financing, Mortgages And Acquisition-Related Notes [Abstract]
Basis points added to reference rate (as a percent)	1.25%
LIBOR [Member] \| 2014 Revolver [Member] \| Maximum [Member] \| Term Loan [Member]
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent))	3.00%
Equipment Financing, Mortgages And Acquisition-Related Notes [Abstract]
Basis points added to reference rate (as a percent)	3.00%