v2.4.0.6

FAIR VALUE OF FINANCIAL INSTRUMENTS - Recurring basis (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Assets
Cash equivalents	$ 3,838	$ 3,625
Current Liabilities [Member]
Liabilities
Cash flow hedges designated as qualifying instruments		(1,346)
Lease abandonment liability	(67)	(54)
Other Long Term Liabilities [Member]
Liabilities
Deferred Compensation	(8,022)	(6,824)
Cash flow hedges designated as qualifying instruments		0
Lease abandonment liability	(629)	(681)
Fair Value, Inputs, Level 1 [Member]
Assets
Cash equivalents	3,838	3,625
Fair Value, Inputs, Level 1 [Member] | Current Liabilities [Member]
Liabilities
Cash flow hedges designated as qualifying instruments		0
Lease abandonment liability	0	0
Fair Value, Inputs, Level 1 [Member] | Other Long Term Liabilities [Member]
Liabilities
Deferred Compensation	(8,022)	(6,824)
Cash flow hedges designated as qualifying instruments		0
Lease abandonment liability	0	0
Fair Value, Inputs, Level 2 [Member]
Assets
Cash equivalents	0	0
Fair Value, Inputs, Level 2 [Member] | Current Liabilities [Member]
Liabilities
Cash flow hedges designated as qualifying instruments		(1,346)
Lease abandonment liability	(67)	(54)
Fair Value, Inputs, Level 2 [Member] | Other Long Term Liabilities [Member]
Liabilities
Deferred Compensation	0	0
Cash flow hedges designated as qualifying instruments		0
Lease abandonment liability	(629)	(681)
Fair Value, Inputs, Level 3 [Member]
Assets
Cash equivalents	0	0
Fair Value, Inputs, Level 3 [Member] | Current Liabilities [Member]
Liabilities
Cash flow hedges designated as qualifying instruments		0
Lease abandonment liability	0	0
Fair Value, Inputs, Level 3 [Member] | Other Long Term Liabilities [Member]
Liabilities
Deferred Compensation	0	0
Cash flow hedges designated as qualifying instruments		0
Lease abandonment liability	$ 0	$ 0

X

- Definition

Deferred compensation liability, which is included in other long-term liabilities, is recorded at fair value on a recurring basis. The unfunded plan allows participants to hypothetically invest in various specified investment options such as equity funds, stock funds, capital appreciation funds, money market funds, bond funds, mid-cap value funds and growth funds. The non-qualified deferred compensation plan liability is valued based on quoted market prices of the underlying investments.

+ References

No definition available.

+ Details

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X

- Definition

Future value of property lease obligations related to ceased use of facilities.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
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- Details

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X

- Definition

This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item includes currency on hand as well as demand deposits with banks or financial institutions. It also includes other kinds of accounts that have the general characteristics of demand deposits in that the Company may deposit additional funds at any time and also effectively may withdraw funds at any time without prior notice or penalty. Cash equivalents, excluding items classified as marketable securities, include short-term, highly liquid investments that are both readily convertible to known amounts of cash, and so near their maturity that they present minimal risk of changes in value because of changes in interest rates. Generally, only investments with original maturities of three months or less qualify under that definition. Original maturity means original maturity to the entity holding the investment. For example, both a three-month US Treasury bill and a three-year Treasury note purchased three months from maturity qualify as cash equivalents. However, a Treasury note purchased three years ago does not become a cash equivalent when its remaining maturity is three months.

+ 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



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Cash Equivalents

-URI http://asc.fasb.org/extlink&oid=6507016



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 95

-Paragraph 7, 8, 9, 10

-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 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 95

-Paragraph 7

-Footnote 1

-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 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 95

-Paragraph 8

-Footnote 2

-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.

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- Definition

Fair value as of the balance sheet date of all interest rate derivative liabilities designated as cash flow hedging instruments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 133

-Paragraph 17

-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 815

-SubTopic 10

-Section 50

-Paragraph 4B

-Subparagraph (c)(1)

-URI http://asc.fasb.org/extlink&oid=6935481&loc=SL5624163-113959

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