v3.19.1

DEBT (Narrative) (Details) $ in Thousands | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($) | Dec. 31, 2016 USD ($) | Oct. 31, 2018 USD ($) | Sep. 30, 2018 USD ($) | Oct. 31, 2017
Debt Instrument [Line Items] |  |  |  |  |  |
Proceeds from from short-term borrowings on credit facility | $ 13,500 | $ 22,000 |  |  |  |
Repayments of short-term borrowings on credit facility | 17,400 | 18,100 |  |  |  |
Interest costs incurred | 3,983 | 11,822 | $ 12,071 |  |  |
Senior Notes [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Senior notes | $ 50,000 | 60,000 |  |  |  |
Fixed charge coverage ratio | 12.0 |  |  |  |  |
Leverage ratio | 0.9 |  |  |  |  |
Bank Of Montreal [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Line of credit | $ 0 | 3,900 |  |  |  |
Credit facility, borrowing capacity |  |  |  | $ 50,000 | $ 35,000 |
Proceeds from from short-term borrowings on credit facility | 13,500 | 22,000 |  |  |  |
Repayments of short-term borrowings on credit facility | 17,400 | 18,100 |  |  |  |
Line of credit, current borrowing capacity | 49,000 |  |  |  |  |
Letters of credit | $ 1,000 | $ 3,100 |  |  |  |
Minimum [Member] | Senior Notes [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Minimum fixed charge ratio | 0.25 |  |  |  |  |
Fixed charge coverage ratio for the quarter ending March 31, 2019 | 0.75 |  |  |  |  |
Fixed charge coverage ratio for the quarter ending June 30, 2019 | 1.00 |  |  |  |  |
Fixed charge coverage ratio for the quarter ending September 30, 2019 | 1.30 |  |  |  |  |
Minimum [Member] | London Interbank Offered Rate (LIBOR) [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Basis spread credit facility | 1.50% |  |  |  |  |
Maximum [Member] | Senior Notes [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Maximum leverage ratio | 7.0 |  |  |  |  |
Leverage ratio for the quarter ending March 31, 2019 | 5.5 |  |  |  |  |
Leverage for the quarter ending June 30, 2019 | 4.5 |  |  |  |  |
Leverage ratio for the quarter ending September 30, 2019 | 3.5 |  |  |  |  |
Maximum [Member] | London Interbank Offered Rate (LIBOR) [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Basis spread credit facility | 2.00% |  |  |  |  |
Series A Senior Notes [Member] | Senior Notes [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Senior notes | $ 20,000 |  |  |  |  |
Interest rate | 3.73% | 3.73% |  |  |  | 7.73%
Series B Senior Notes [Member] | Senior Notes [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Senior notes | $ 15,000 |  |  |  |  |
Interest rate | 4.63% | 4.63% |  |  |  | 8.63%
Series C Senior Notes [Member] | Senior Notes [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Senior notes | $ 15,000 |  |  |  |  |
Interest rate | 4.78% | 4.78% |  |  |  | 8.78%

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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=109500613&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=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(22)) -URI http://asc.fasb.org/extlink&oid=6877327&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=6876686&loc=d3e534808-122878 + 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=6877327&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=6876686&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=6879938&loc=d3e572229-122910 + Details
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