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LONG-TERM DEBT (Details) (USD $) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010 | Jul. 11, 2012
Borrowings [Abstract] |  |  |  |
Long-term debt | $ 238,396,000 | $ 114,899,000 |  |
Current portion of long-term debt | (22,057,000) | (694,000) |  |
Total long-term debt | 216,339,000 | 114,205,000 |  |
Maximum borrowing capacity |  |  |  | 325,000,000
Leverage Ratio | 1.87 |  |  |
Computation of the Leverage Ratio [Abstract] |  |  |  |
Income before taxes | 85,009,000 | 51,995,000 | 32,132,000 |
Interest expense | 5,560,000 | 3,518,000 | 5,208,000 |
Depreciation and amortization | 18,082,000 |  |  |
Stock compensation expense | 1,955,000 |  |  |
Pro forma acquisition EBITDA | 16,542,000 |  |  |
Other adjustments | 913,000 |  |  |
Defined EBITDA | 128,061,000 |  |  |
Letters of credit outstanding | 476,000 |  |  |
Defined indebtedness | 238,872,000 |  |  |
Leverage Ratio (B)/(A) | 1.87 |  |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |  |  |
2013 | 22,057,000 |  |  |
2014 | 25,495,000 |  |  |
2015 | 31,943,000 |  |  |
2016 | 34,376,000 |  |  |
2017 | 124,525,000 |  |  |
Thereafter | 0 |  |  |
Line of Credit [Member] |  |  |  |
Borrowings [Abstract] |  |  |  |
Long-term debt | 104,526,000 | 110,828,000 |  |
Term Loan [Member] |  |  |  |
Borrowings [Abstract] |  |  |  |
Long-term debt | 130,000,000 | 0 |  |
Term Loan [Member] | Prime rate [Member] |  |  |  |
Borrowings [Abstract] |  |  |  |
Basis spread on base rate (in hundredths) | 0.02% |  |  |
Unsecured Notes Payable to Individual [Member] |  |  |  |
Borrowings [Abstract] |  |  |  |
Long-term debt | 3,870,000 | 2,320,000 |  |
Mortgage loan payable [Member] |  |  |  |
Borrowings [Abstract] |  |  |  |
Long-term debt | 0 | 1,751,000 |  |
Revolving Credit Facility [Member] |  |  |  |
Borrowings [Abstract] |  |  |  |
Increase in borrowing capacity | 75,000,000 |  |  |
Incremental basis points for term loan (in hundredths) | 0.25% |  |  |
Commitment fee (in hundredths) | 0.30% |  |  |
Incremental higher interest rate after acquisition (in hundredths) | 0.70% |  |  |
Debt issuance costs expensed | 700,000 |  |  |
Available for borrowing under the facility | 109,500,000 |  |  |
Expiration date | Jul. 11, 2017 |  |  |
Maximum consolidated leverage ratio required through March 31, 2015 | 3.5 |  |  |
Maximum consolidated leverage ratio required from June 30, 2015 and thereafter | 3.25 |  |  |
Minimum asset coverage ratio | 1.0 |  |  |
Leverage Ratio | 1.87 |  |  |
Minimum consolidated fixed charge coverage ratio | 1.25 |  |  |
Fixed charge coverage ratio | 3.10 |  |  |
Asset coverage ratio | 2.04 |  |  |
Percentage of net accounts receivable for calculating asset coverage ratio (in hundredths) | 85.00% |  |  |
Percentage of net inventory for calculating asset coverage ratio (in hundredths) | 65.00% |  |  |
Computation of the Leverage Ratio [Abstract] |  |  |  |
Leverage Ratio (B)/(A) | 1.87 |  |  |
Revolving Credit Facility [Member] | Minimum [Member] |  |  |  |
Borrowings [Abstract] |  |  |  |
Commitment fee (in hundredths) | 0.20% |  |  |
Revolving Credit Facility [Member] | Maximum [Member] |  |  |  |
Borrowings [Abstract] |  |  |  |
Commitment fee (in hundredths) | 0.40% |  |  |
Revolving Credit Facility [Member] | LIBOR [Member] |  |  |  |
Borrowings [Abstract] |  |  |  |
Base rate | LIBOR |  |  |
Basis spread on base rate (in hundredths) | 1.75% |  |  |
Amount outstanding | 226,500,000 |  |  |
Weighted average interest rate (in hundredths) | 2.11% |  |  |
Revolving Credit Facility [Member] | LIBOR [Member] | Minimum [Member] |  |  |  |
Borrowings [Abstract] |  |  |  |
Basis spread on base rate (in hundredths) | 1.25% |  |  |
Revolving Credit Facility [Member] | LIBOR [Member] | Maximum [Member] |  |  |  |
Borrowings [Abstract] |  |  |  |
Basis spread on base rate (in hundredths) | 2.25% |  |  |
Revolving Credit Facility [Member] | Prime rate [Member] |  |  |  |
Borrowings [Abstract] |  |  |  |
Base rate | prime |  |  |
Basis spread on base rate (in hundredths) | 0.75% |  |  |
Amount outstanding | 8,000,000 |  |  |
Weighted average interest rate (in hundredths) | 3.75% |  |  |
Revolving Credit Facility [Member] | Prime rate [Member] | Minimum [Member] |  |  |  |
Borrowings [Abstract] |  |  |  |
Basis spread on base rate (in hundredths) | 0.25% |  |  |
Revolving Credit Facility [Member] | Prime rate [Member] | Maximum [Member] |  |  |  |
Borrowings [Abstract] |  |  |  |
Basis spread on base rate (in hundredths) | 1.25% |  |  |
Wells Fargo Bank, National Association [Member] | Line of Credit [Member] |  |  |  |
Borrowings [Abstract] |  |  |  |
Maximum borrowing capacity |  |  |  | 262,500,000
Wells Fargo Bank, National Association [Member] | Term Loan [Member] |  |  |  |
Borrowings [Abstract] |  |  |  |
Maximum borrowing capacity |  |  |  | $ 130,000,000

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- Definition Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing in the third fiscal year following the latest fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 47 -Paragraph 10 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing in the second fiscal year following the latest fiscal year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 47 -Paragraph 10 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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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 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 SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 + Details
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- Definition Reflects the calculation as of the balance sheet date of the average interest rate weighted by the amount of long-term debt outstanding by type or by instrument at that time. + References No definition available. + Details
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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 28 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3602-108585 + Details
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