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DEBT - Senior Secured Term Loans (Details) - USD ($) $ in Thousands | Aug. 18, 2017 | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | --- | ---
Debt |  |  |
Current portion of long-term debt |  | $ 25,000 | $ 7,752
Senior secured term loans |  |  |
Debt |  |  |
Current portion of long-term debt |  | 25,000 | $ 0
Senior secured term loans | Maximum |  |  |
Debt |  |  |
Percent of excess cash flow | 50.00% |  |
Senior secured term loans | Minimum |  |  |
Debt |  |  |
Percent of excess cash flow | 0.00% |  |
Term B Loan | Senior secured term loans |  |  |
Debt |  |  |
Loan amount | $ 250,000 |  |
Quarterly payment, as a percent of initial issue amount | 2.50% |  |
Original interest discount | $ 2,500 |  |
Debt issuance costs | $ 4,900 |  |
Principal balance |  | 243,800 |
Current portion of long-term debt |  | $ 25,000 |
Wholly-owned, domestic guarantor subsidiaries | Senior secured term loans | Minimum |  |  |
Debt |  |  |
Threshold, as a percent of consolidated assets | 5.00% |  |
Threshold, as a percent of consolidated net revenues | 5.00% |  |
Other domestic restricted guarantor subsidiaries | Senior secured term loans | Minimum |  |  |
Debt |  |  |
Threshold, as a percent of consolidated assets | 10.00% |  |
Threshold, as a percent of consolidated net revenues | 10.00% |  |
LIBOR | Term B Loan | Senior secured term loans |  |  |
Debt |  |  |
Variable rate basis | three-month LIBOR |  |
Basis spread on variable rate | 4.50% |  |
LIBOR | Term B Loan | Interest rate option one | Senior secured term loans |  |  |
Debt |  |  |
Variable rate basis | LIBOR |  |
Basis spread on variable rate | 4.50% |  |
Base rate | Term B Loan | Interest rate option two | Senior secured term loans |  |  |
Debt |  |  |
Variable rate basis | base rate |  |
Basis spread on variable rate | 3.50% |  |

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- Definition Minimum threshold, as a percent of consolidated assets, at which an eligible subsidiary would be required to become a Guarantor under terms of the Credit Agreement. + References No definition available. + Details
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- Definition Minimum threshold, as a percent of consolidated net revenues, at which an eligible subsidiary would be required to become a Guarantor under terms of the Credit Agreement. + References No definition available. + Details
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- Definition The annual percentage of excess cash flow (ECF), as defined by the Credit Agreement, to be paid towards principal of senior secured term loans. The first ECF application date will be measured as of the end of fiscal year 2018. + References No definition available. + Details
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- Definition Current portion of long-term debt, before unamortized (discount) premium and debt issuance costs. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + References No definition available. + Details
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- Definition Amount of the required quarterly periodic payments beginning December 31, 2017, applied to principal, as a percentage of the face amount of the debt instrument. + References No definition available. + 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 The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR. + References No definition available. + Details
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- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399 + Details
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- Definition Amount, before accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28555-108399 + Details
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- Definition Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 2: http://www.xbrl.org/2003/role/presentationRef -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://www.xbrl.org/2003/role/presentationRef -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 + Details
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