Vendor and customer rebates and allowances.

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Represents the number of major customers.

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No definition available.

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Accrued customer rebates and allowances as of the balance sheet date.

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No definition available.

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Rebates and allowances receivable from the vendor as of the balance sheet date.

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No definition available.

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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

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- Definition

Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Cash
-URI http://asc.fasb.org/extlink&oid=6506951

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-Publisher FASB
-Name Accounting Standards Codification
-Glossary Cash Equivalents
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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 18
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-Name Accounting Standards Codification
-Topic 825
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-Section 50
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-Subparagraph (a)
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- Definition

Fixed interest rate related to the interest rate derivative.

+ References

No definition available.

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No definition available.

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- Definition

Fair value as of the balance sheet date of all derivative assets not designated as hedging instruments.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4B
-Subparagraph (c)(2)
-URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624163-113959

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- Definition

Fair value as of the balance sheet date of all derivative liabilities not designated as hedging instruments.

+ References

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- Definition

Carrying amount of long-term debt, net of unamortized discount or premium, excluding amounts to be repaid within one year or the normal operating cycle, if longer (current maturities). Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22)
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- Definition

Fair value portion of notes payable.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19,20,22)
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- References

No definition available.

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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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-Name Accounting Standards Codification
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-SubTopic 20
-Section 50
-Paragraph 1
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No definition available.

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Summary of Significant Accounting Policies (Details) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2016 USD ($)	Mar. 31, 2015 USD ($)	Dec. 31, 2015 USD ($) Number2	Feb. 16, 2016 USD ($)
Vendor and Customer Rebates and Allowances [Abstract]
Vendor rebates and allowances	$ 5,000		$ 7,700
Customer Rebates and Allowances	24,900		27,700
Operating Leases, Rent Expense, Net [Abstract]
Rental expense	4,400	$ 4,500
Interest Rate Derivatives [Abstract]
Long-term debt	$ 474,356		$ 344,589
Accounts Receivable [Member] \| Customer Concentration Risk [Member] \| Top Two Customers [Member]
Risks and Uncertainties [Abstract]
ConcentrationRiskNumberofCustomers \| Number2			2
Accounts Receivable [Member] \| Credit Concentration Risk [Member] \| Single Customer [Member]
Risks and Uncertainties [Abstract]
Concentration of credit risk	10.00%
Accounts Receivable [Member] \| Credit Concentration Risk [Member] \| Top Two Customers [Member]
Risks and Uncertainties [Abstract]
Concentration of credit risk			10.00%
Medium-term notes [Member] \| Term Loans Due 2022 and 2026 [Member]
Interest Rate Derivatives [Abstract]
Long-term debt	$ 125,000
Interest Rate Swap - $50 million notional amount fixed at 1.007% [Member] \| Not Designated as Hedging Instrument [Member]
Interest Rate Derivatives [Abstract]
Interest rate swaps, notional amounts				$ 50,000
Interest rate swaps, fixed interest rate				1.007%
Interest Rate Swap - $75 million notional amount fixed at 1.256% [Member] \| Not Designated as Hedging Instrument [Member]
Interest Rate Derivatives [Abstract]
Interest rate swaps, notional amounts	$ 75,000
Interest rate swaps, fixed interest rate	1.256%
Reported Value Measurement [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Abstract]
6.375% senior notes, book value	$ 300,000		$ 300,000
Fair Value, Inputs, Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Abstract]
6.375% senior notes, book value	297,000		309,000
Fair Value, Inputs, Level 2 [Member] \| Interest Rate Swap [Member] \| Not Designated as Hedging Instrument [Member] \| Other assets [Member]
Interest Rate Derivatives [Abstract]
Fair value of interest rate swap agreements, Asset	358
Fair Value, Inputs, Level 2 [Member] \| Interest Rate Swap [Member] \| Not Designated as Hedging Instrument [Member] \| Other long-term liabilities [Member]
Interest Rate Derivatives [Abstract]
Fair value of interest rate swap agreements, Liability	427
Fair Value, Measurements, Recurring [Member] \| Fair Value, Inputs, Level 1 [Member] \| Money Market Funds [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Abstract]
Money market funds, fair value	$ 55,900		$ 170,200