PARENT COMPANY AND REGULATORY RESTRICTIONS (Details 3) (USD $)	Dec. 31, 2014	Dec. 31, 2013
Condensed Financial Statement
Preferred stock, par value (in dollars per share)
Preferred stock, authorized shares	1,100,000us-gaap_PreferredStockSharesAuthorized	1,100,000us-gaap_PreferredStockSharesAuthorized
Preferred stock, issued shares	0us-gaap_PreferredStockSharesIssued	0us-gaap_PreferredStockSharesIssued
Preferred stock, outstanding shares	0us-gaap_PreferredStockSharesOutstanding	0us-gaap_PreferredStockSharesOutstanding
Common stock, par value (in dollars per share)
Common stock, authorized shares	185,000,000us-gaap_CommonStockSharesAuthorized	185,000,000us-gaap_CommonStockSharesAuthorized
Common stock, issued shares	35,233,674us-gaap_CommonStockSharesIssued	42,107,633us-gaap_CommonStockSharesIssued
Common stock, outstanding shares	35,233,674us-gaap_CommonStockSharesOutstanding	42,107,633us-gaap_CommonStockSharesOutstanding
Parent
Condensed Financial Statement
Preferred stock, par value (in dollars per share)	$ 0.00	$ 0.00
Preferred stock, authorized shares	1,100,000	1,100,000
Preferred stock, issued shares	0	0
Preferred stock, outstanding shares	0	0
Common stock, par value (in dollars per share)	$ 0.00	$ 0.00
Common stock, authorized shares	185,000,000	185,000,000
Common stock, issued shares	35,233,674	42,107,633
Common stock, outstanding shares	35,233,674	42,107,633

Face amount per share of no-par value common stock.

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The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

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Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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Face amount per share of no-par value preferred stock nonredeemable or redeemable solely at the option of the issuer.

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The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws.

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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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Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased.

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