Capital Lease Obligation, Number of Extension Options

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- Definition

Capital Lease Obligation, Term

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- Definition

Debt Instrument, Convertible, Stock Price Trigger, Consecutive Trading Day Period Prior to Notice of Redemption

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- Definition

Debt Instrument, Convertible, Stock Price Trigger, Percent Sales Price Must Exceed Conversion Price

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- Definition

Debt Instrument, Convertible, Stock Price Trigger, Trading Days

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- Definition

Debt Instrument, Percentage Fee on Advances

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- Definition

Debt Instruments, Number of Repayment Installments

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No definition available.

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- Definition

Debt Instrument, Term Loan, Maximum Borrowing Capacity

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No definition available.

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- Definition

Including the current and noncurrent portions, carrying amount of debt identified as being convertible into another form of financial instrument (typically the entity's common stock) as of the balance sheet date, which originally required full repayment more than twelve months after issuance or greater than the normal operating cycle of the company.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-03.16(a)(2))

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-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.16)

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 20, 22

-Article 5

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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No definition available.

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- Definition

Earliest date before maturity when the issuer can call the outstanding debt instrument for repayment or conversion to equity, in CCYY-MM-DD format.

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- Definition

The price per share of the conversion feature embedded in the debt instrument.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 470

-SubTopic 20

-Section 50

-Paragraph 5

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6928298&loc=SL6031898-161870

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- Definition

Ratio applied to the conversion of debt instrument into equity with equity shares divided by debt principal amount.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

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-Paragraph 3

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-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

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-Paragraph 6

-Subparagraph (b)

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-Topic 210

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-Section S99

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-Subparagraph (SX 210.5-02.22(a)(5))

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-Publisher FASB

-Name Accounting Standards Codification

-Glossary Conversion Rate

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- Definition

Latest date when the debt instrument can be converted into equity, in CCYY-MM-DD format.

+ References

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- Definition

The number of equity instruments that the holder of the debt instrument would receive if the debt was converted to equity.

+ References

+ Details

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22(a)(1))

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- Definition

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

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

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-Subparagraph (SX 210.5-02.22(a)(2))

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- Definition

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 470

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- Definition

Date the credit facility terminates, in CCYY-MM-DD format.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

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-Subparagraph (SX 210.5-02.19(b),22(b))

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- Definition

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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-Publisher FASB

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-Topic 210

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-Subparagraph (SX 210.5-02.19(b),22(b))

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- Definition

The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt.

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-Topic 230

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The cash inflow from the issuance of a long-term debt instrument which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder.

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Financing Activities

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- Definition

The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.

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The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset.

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Long-Term Obligations (Narrative) (Details) (USD $)	1 Months Ended	3 Months Ended	12 Months Ended
Long-Term Obligations (Narrative) (Details) (USD $)	Nov. 30, 2011 option	Mar. 31, 2015	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2014	Sep. 17, 2012	May 31, 2011
Debt Instrument [Line Items]
Convertible senior notes interest rate		5.00%			5.00%
Unamortized debt issuance expense		$ 2,800,000us-gaap_UnamortizedDebtIssuanceExpense			$ 3,100,000us-gaap_UnamortizedDebtIssuanceExpense
Redemption price percentage		100.00%
Capital lease obligation term	15 years
Capital lease obligation, number of extension options	2
Convertible Notes Payable
Debt Instrument [Line Items]
Convertible Debt						130,000,000
Convertible senior notes interest rate						5.00%
Latest convertible date		Oct. 01, 2017
Proceeds from convertible debt		124,700,000
Payments of debt issuance costs		5,300,000
Conversion price		$ 4.63
Earliest call date		Oct. 01, 2015
Stock price trigger, percent of sales must exceed conversion price		140.00%
Stock price trigger, trading days		20
Stock price trigger, consecutive trading day period prior to notice of redemption		30
Loan Agreement
Debt Instrument [Line Items]
Term loan maximum borrowing capacity							20,000,000
Expiration date		Aug. 31, 2012
Proceeds from issuance of debt			5,000,000	15,000,000
Number of repayment installments		33
Maturity date		May 01, 2015
Minimum
Debt Instrument [Line Items]
Number of equity instruments		28,088,372
Minimum \| Convertible Notes Payable
Debt Instrument [Line Items]
Conversion ratio		216.0644
Maximum \| Convertible Notes Payable
Debt Instrument [Line Items]
Number of equity instruments		35,812,673
Conversion ratio		275.4821
Revolving Credit Facility
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity							$ 10,000,000
Minimum Final Payment \| Loan Agreement
Debt Instrument [Line Items]
Percentage fee on advances		3.50%
U.S. Treasury Rate \| Loan Agreement
Debt Instrument [Line Items]
Basis spread on variable rate		3.25%