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v3.20.2

Debt - Narrative (Details) |  | 3 Months Ended | 6 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Aug. 04, 2020 USD ($) d $ / shares shares | Sep. 30, 2020 USD ($) | Mar. 31, 2020 USD ($) | Sep. 30, 2019 USD ($) | Jun. 30, 2020 USD ($) | Sep. 30, 2020 USD ($) | Sep. 30, 2019 USD ($) | Dec. 31, 2019 USD ($) | Nov. 30, 2013 USD ($) | Oct. 31, 2013 USD ($)
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Gain on extinguishment of debt |  | $ 28,734,000 |  | $ 0 |  | $ 72,478,000 | $ 0 |  |  |
Long-term debt, gross |  | 291,314,000 |  |  |  | 291,314,000 |  | $ 399,579,000 |  |
Unamortized debt premium (discount) |  | 31,856,000 |  |  |  | 31,856,000 |  | (770,000) |  |
Long-term debt |  | 290,019,000 |  |  |  | 290,019,000 |  | 398,862,000 |  |
Bond exchange early participant payment |  |  |  |  |  | 3,500,000 | 0 |  |  |
Borrowings of debt |  |  |  |  |  | 85,000,000 | 97,000,000 |  |  |
Deferred loan costs written off |  |  |  |  |  | 2,262,000 | $ 0 |  |  |
Outstanding letters of credit |  | 31,900,000 |  |  |  | 31,900,000 |  | 24,500,000 |  |
Senior Notes |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Face amount |  |  |  |  |  |  |  |  | $ 100,000,000.0 | $ 300,000,000.0
Debt stated interest rate |  |  |  |  |  |  |  |  |  | 6.25%
Issuance price of par percent |  |  |  |  |  |  |  |  | 103.25% |
Debt repurchased face amount |  |  |  |  | $ 71,900,000 |  |  |  |  |
Debt repurchase amount |  |  |  |  | 27,700,000 |  |  |  |  |
Gain on extinguishment of debt |  |  |  |  | $ 43,800,000 |  |  |  |  |
Long-term debt, gross |  | 12,655,000 |  |  |  | 12,655,000 |  | 400,000,000 |  |
Deferred costs capitalized |  | 9,700,000 |  |  |  | 9,700,000 |  |  |  |
Deferred loan costs written off |  |  | $ 2,000,000.0 |  |  |  |  |  |  |
2025 Notes |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Face amount | $ 315,500,000 | 150,000,000.0 |  |  |  | 150,000,000.0 |  |  |  |
Gain on extinguishment of debt | (28,700,000) |  |  |  |  |  |  |  |  |
Long-term debt, gross | $ 282,600,000 | 315,489,000 |  |  |  | 315,489,000 |  | 0 |  |
Debt conversion, interest rate of debt | 9.00% |  |  |  |  |  |  |  |  |
Unamortized debt premium (discount) | $ (32,900,000) |  |  |  |  |  |  |  |  |
Long-term debt | $ 314,800,000 |  |  |  |  |  |  |  |  |
Debt conversion, percent payable in cash | 6.25% |  |  |  |  |  |  |  |  |
Debt conversion, percent payable in cash or additional notes | 2.75% |  |  |  |  |  |  |  |  |
Debt conversion shares amount | shares | 740.7407 |  |  |  |  |  |  |  |  |
Debt conversion amount | $ 1,000 |  |  |  |  |  |  |  |  |
Conversion price (in usd per share) | $ / shares | $ 1.35 |  |  |  |  |  |  |  |  |
Threshold trading days | d | 20 |  |  |  |  |  |  |  |  |
Trading period conversion price | $ / shares | $ 1.50 |  |  |  |  |  |  |  |  |
Credit Facility |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Line of credit facility, remaining borrowing capacity |  | $ 108,600,000 |  |  |  | $ 108,600,000 |  |  |  |
Percentage of borrowing base |  | 50.00% |  |  |  | 50.00% |  |  |  |
Credit Facility | Revolving Credit Facility |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Line of credit facility, maximum borrowing capacity | $ 250,000,000.0 | $ 300,000,000.0 |  |  |  | $ 300,000,000.0 |  |  |  |
Deferred loan costs written off |  | 300,000 |  |  |  |  |  |  |  |
Credit Facility | Foreign Line of Credit |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Line of credit facility, maximum borrowing capacity |  | 45,000,000.0 |  |  |  | 45,000,000.0 |  |  |  |
Credit Facility | Letter of Credit |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Line of credit facility, maximum borrowing capacity |  | 25,000,000.0 |  |  |  | 25,000,000.0 |  |  |  |
Credit Facility | Letter of Credit | Canadian Subsidiaries |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Line of credit facility, maximum borrowing capacity |  | $ 3,000,000.0 |  |  |  | $ 3,000,000.0 |  |  |  |
2017 Credit Facility |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Weighted average interest rate |  | 2.40% |  |  |  | 2.40% |  |  |  |
Unused capacity commitment fee percentage |  |  |  |  |  | 0.375% |  |  |  |
2017 Credit Facility | Revolving Credit Facility |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Commitment fee percentage |  |  |  |  |  | 0.50% |  |  |  |
2017 Credit Facility | Credit Facility |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Long-term debt, gross |  | $ 0 |  |  |  | $ 0 |  | $ 0 |  |
Line of credit facility, current borrowing capacity |  | 140,500,000 |  |  |  | 140,500,000 |  |  |  |
Borrowings of debt |  |  |  |  |  | 0 |  |  |  |
2017 Credit Facility | Credit Facility | Letter of Credit |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Line of credit outstanding |  | 31,900,000 |  |  |  | $ 31,900,000 |  |  |  |
80% of Borrowing Base | Credit Facility | Revolving Credit Facility |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Borrowing base percentage |  |  |  |  |  | 80.00% |  |  |  |
Line of credit facility, current borrowing capacity |  | 130,000,000.0 |  |  |  | $ 130,000,000.0 |  |  |  |
Current borrowing capacity quarterly reduction |  | 500,000 |  |  |  | 500,000 |  |  |  |
12.5% of Borrowing Base | Credit Facility |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Line of credit facility, maximum borrowing capacity |  | $ 31,250,000 |  |  |  | $ 31,250,000 |  |  |  |
Percentage of borrowing base |  | 12.50% |  |  |  | 12.50% |  |  |  |
Interest Rate Floor | Credit Facility | Revolving Credit Facility |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Variable interest spread |  |  |  |  |  | 0.75% |  |  |  |
London Interbank Offered Rate (LIBOR) | Credit Facility | Revolving Credit Facility |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Variable interest spread |  |  |  |  |  | 2.50% |  |  |  |
London Interbank Offered Rate (LIBOR) | 2017 Credit Facility | Revolving Credit Facility |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Variable interest spread |  |  |  |  |  | 1.00% |  |  |  |
Base Rate | Credit Facility | Revolving Credit Facility |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Variable interest spread |  |  |  |  |  | 1.50% |  |  |  |
Federal Funds Effective Swap Rate | 2017 Credit Facility | Revolving Credit Facility |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Variable interest spread |  |  |  |  |  | 0.50% |  |  |  |
CDOR Rate | 2017 Credit Facility | Revolving Credit Facility |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Variable interest spread |  |  |  |  |  | 1.00% |  |  |  |
Minimum | Credit Facility |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |
Fixed charge coverage ratio |  |  |  |  |  | 1.00 |  |  |  |
Fixed charge coverage ratio consecutive days threshold |  |  |  |  |  | 60 days |  |  |  |

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- Definition Increase (Decrease) in Deferred Loan Costs Written Off + References No definition available. + Details
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- Definition Line of Credit Facility, Current Borrowing Capacity Quarterly Reduction + References No definition available. + Details
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- Definition The value of the financial instrument(s) that the original debt is being converted into in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4304-108586 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4332-108586 + Details
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- Definition The number of shares issued in exchange for the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or payments in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4332-108586 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4304-108586 + Details
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- Definition The rate of interest that was being paid on the original debt issue that is being converted in the noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4332-108586 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4304-108586 + Details
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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. + Details
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- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=120520924&loc=SL6031897-161870 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(16)) -URI http://asc.fasb.org/extlink&oid=120400017&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(22)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 4: 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(16)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 + Details
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- Definition The price per share of the conversion feature embedded in the debt instrument. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=120520924&loc=SL6031898-161870 + Details
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- Definition Threshold number of specified trading days that common stock price to conversion price of convertible debt instruments must exceed threshold percentage within a specified consecutive trading period to trigger conversion feature. + References No definition available. + Details
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- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=119993939&loc=d3e28551-108399 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400 + Details
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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + 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 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + 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 Fair value amount of debt instrument that was repurchased. + References No definition available. + Details
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- Definition Face (par) amount of the original debt instrument that was repurchased. + References No definition available. + Details
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- Definition Amount of unamortized debt discount (premium) and debt issuance costs. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=120520924&loc=SL6031897-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=119993939&loc=d3e28555-108399 + Details
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- Definition Weighted average interest rate of debt outstanding. + References No definition available. + Details
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- Definition Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=117329964&loc=d3e12355-112629 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=117329964&loc=d3e12317-112629 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
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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. + Details
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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. + 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(22)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: 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(16)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 3: 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(16)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 + 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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