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v3.10.0.1

Long-Term Debt (Narrative) (Details) | 1 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Dec. 31, 2010 USD ($) ft² | Sep. 29, 2018 USD ($) | Dec. 31, 2017 USD ($) | Sep. 30, 2017 USD ($) | Jun. 30, 2013 USD ($)
Debt Instrument [Line Items] |  |  |  |  |
Property and equipment with undepreciated cost pledge as collateral for long term debt |  | $ 207,000,000 |  |  |
Interest Rate Swap [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Derivative notional amount |  |  | $ 58,500,000 |  |
Derivative, fixed interest rate |  |  | 3.92% |  |
Senior Notes, Interest Rate of 5.75%, Maturing 2023 [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument principal amount |  |  |  |  | $ 700,000,000
Maturity period of senior notes |  | 2023 |  |  |
Debt instrument stated interest rate |  | 5.75% |  | 5.75% |
Redemption period of senior notes description |  | redeem all or a portion of the Notes at any time on or after June 15, 2018 |  |  |
Redemption of senior notes, date |  | Jun. 15, 2018 |  |  |
Secured Debt [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument principal amount |  |  |  | $ 60,000,000 |
Debt maturity date |  | Oct. 01, 2027 |  |  |
Monthly principal amortization |  | $ 500,000 |  |  |
Recovery Zone Facility Bonds [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt maturity date | Jan. 01, 2036 |  |  |  |
Total amount of bonds funded | $ 99,700,000 |  |  |  |
Total area of new warehouse and distribution center | ft² | 830,000 |  |  |  |
Annual amount of redemption of bonds |  | 4,500,000 |  |  |
Credit Line [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility |  | $ 175,000,000 |  |  |
Line of credit facility expiration date |  | Sep. 30, 2022 |  |  |
Borrowings outstanding |  | $ 0 |  |  |
Credit Line [Member] | Unused Letters Of Credit [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility |  | 20,000,000 |  |  |
Unused letters of credit issued |  | $ 9,400,000 |  |  |

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- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + 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/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 Reference 2: 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(16)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: 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 + 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://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 Reference 2: 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(16)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: 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 + Details
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