Common Stock, At The Market Stock Offering, Max Possible Gross Proceeds

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- Definition

Proceeds from Issuance of Common Stock, net of costs

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- Definition

Stock Issued During Period, Shares, New Issues, Underwriters Option

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- Definition

Specific terms relevant to convertibility. Includes class of preferred stock and number of shares convertible into, exercise (or conversion) price or rates, dates relevant to conversion timing and events relevant to conversion. Describe also any beneficial conversion features. where convertible preferred stock with a nondetachable conversion feature is in-the-money at commitment date. For contingently convertible preferred stock, discuss the circumstances of the contingency, including the events or changes in circumstance that would cause the contingency to be met and any of the significant features necessary to understand the conversion rights and the timing of those rights. Include also an events or changes in circumstance, if any, that could adjust or change the contingency, conversion price, or number of shares, including significant terms of those changes.

+ References

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-Publisher FASB

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-Glossary Contingently Convertible Instruments

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- Definition

The cash outflow for cost incurred directly with the issuance of an equity security.

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-Publisher FASB

-Name Accounting Standards Codification

-Glossary Financing Activities

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-Topic 230

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- Definition

The percentage rate used to calculate dividend payments on preferred stock.

+ References

No definition available.

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- Definition

The price per share at which the preferred stock of an entity that has priority over common stock in the distribution of dividends and in the event of liquidation of the entity is redeemed or may be called at. The redemption features of this preferred stock are solely within the control of the issuer.

+ References

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- Definition

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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-Publisher FASB

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-Topic 210

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-Section S99

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-Subparagraph (SX 210.5-02.28)

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-Name Regulation S-X (SX)

-Number 210

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-Paragraph 29

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- Definition

The cash inflow from the additional capital contribution to the entity.

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-Glossary Financing Activities

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- Definition

Proceeds from issuance of capital stock which provides for a specific dividend that is paid to the shareholders before any dividends to common stockholders and which takes precedence over common stockholders in the event of liquidation.

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-Glossary Financing Activities

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- Definition

Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction.

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No definition available.

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- Definition

Price of a single share of a number of saleable stocks of a company.

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No definition available.

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For net-share settlement of share-based awards when the employer settles employees' income tax withholding obligations, this element represents the number of shares the employees use to repay the employer.

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- Definition

Number of new stock issued during the period.

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-Publisher SEC

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-Number 210

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-Article 3

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Number of shares (or other type of equity) issued during the period as a result of any equity-based compensation plan other than an employee stock ownership plan (ESOP), net of any shares forfeited. Shares issued could result from the issuance of restricted stock, the exercise of stock options, stock issued under employee stock purchase plans, and/or other employee benefit plans.

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EQUITY (Details) (USD $)	0 Months Ended			12 Months Ended			20 Months Ended
EQUITY (Details) (USD $)	Oct. 03, 2014	May 12, 2014	Mar. 21, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Nov. 30, 2014
Equity
Shares Paid for Tax Withholding for Share Based Compensation				8,100,000
Preferred stock, shares issued			5,800,000us-gaap_PreferredStockSharesIssued	5,750,000us-gaap_PreferredStockSharesIssued	5,750,000us-gaap_PreferredStockSharesIssued
Preferred Stock, Dividend Rate, Percentage				7.125%
Preferred Stock, Redemption Price Per Share			$ 25.00
Issuance of preferred stock			$ 138,300,000	$ 0	$ 138,249,000	$ 0
Convertible Preferred Stock, Terms of Conversion				1.7864
Number of shares of common stock sold under ATM Program	6,900,000	8,100,000
Gross proceeds from issuance of common stock, ATM Program	160,600,000	219,100,000		510,147,000	34,517,000	53,000
Stock Issued During Period, Shares, New Issues, Underwriters Option	900,000	1,100,000
Sale of Stock, Price Per Share	$ 24.25us-gaap_SaleOfStockPricePerShare	$ 28.35us-gaap_SaleOfStockPricePerShare
2014 ATM Program [Member]
Equity
Common Stock, At The Market Stock Offering, Max Possible Gross Proceeds				200,000,000
2013 ATM Program [Member]
Equity
Number of shares of common stock sold under ATM Program					1,400,000		2,000,000
Average price per share of common stock sold under ATM Program					$ 27.01
Gross proceeds from issuance of common stock, ATM Program					38,300,000		55,200,000
Proceeds from Issuance of Common Stock, net of costs							54,100,000
Stock issuance costs, commissions, ATM Program					700,000
At-the-Market Offering, Sales Agents
Equity
Number of shares of common stock sold under ATM Program				5,000,000
Average price per share of common stock sold under ATM Program				$ 28.18
Gross proceeds from issuance of common stock, ATM Program				140,400,000
Stock issuance costs, commissions, ATM Program				$ 2,800,000
Restricted Stock Units (RSUs)
Equity
Stock-based compensation, issued during period (in shares)				315,117	239,088
Stock Options
Equity
Stock-based compensation, issued during period (in shares)				11,515	33,935