LONG-TERM DEBT (Details) (USD $) Share data in Millions, except Per Share data, unless otherwise specified	9 Months Ended
Sep. 30, 2013
Debt Instrument [Line Items]
Junior Subordinated Debt Securities	$ 128,900,000
Interest rate	8.15%
Trust preferred securities, value per share	$ 25
Maturity date	Jan. 28, 2032
Redemption date	Aug. 12, 2013
Write-off of unamortized issuance costs	2,900,000
Trust Preferred Securities [Member]
Debt Instrument [Line Items]
Interest rate	8.15%
Number of shares of trust preferred securities	5
Unsecured Revolving Loan [Member]
Debt Instrument [Line Items]
Maturity date	Aug. 08, 2015
Credit Agreement borrowing capacity	25,000,000
Multi-Draw Term Loan [Member]
Debt Instrument [Line Items]
Maturity date	Aug. 08, 2018
Credit Agreement borrowing capacity	60,000,000
Credit Agreement amount outstanding	$ 50,000,000

Interest rate stated in the contractual debt agreement.

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Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

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Including the current and noncurrent portions, the carrying value of junior subordinated long-term debt owed to unconsolidated subsidiary trusts as of the balance sheet date. Such debt places a lender in a lien position behind debt having a higher priority of repayment in liquidation of the entity's assets and was initially scheduled to be repaid after one year or beyond the normal operating cycle if longer.

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Amount borrowed under the credit facility as of the balance sheet date.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Face amount or stated value per share of nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer); generally not indicative of the fair market value per share.

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Date the preferred stock has been redeemed, in CCYY-MM-DD format.

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Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt.

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Write-off of amounts previously capitalized as debt issuance cost in an extinguishment of debt.

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