Potential Principal Increase Under Credit Facility

No definition available.

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- Definition

Ratio of Consolidated EBITDA to cash interest expense.

+ References

No definition available.

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- Definition

Ratio of Total Funded Indebtedness to Consolidated EBITDA.

+ References

No definition available.

+ Details

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- Definition

Amount of other liabilities due within one year or within the normal operating cycle, if longer, assumed at the acquisition date.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

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- Definition

The value of the financial instrument(s) that the original debt is being converted into in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

+ References

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-Paragraph 3

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- Definition

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

+ References

No definition available.

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- Definition

Face (par) amount of debt instrument at time of issuance.

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- Definition

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

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

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- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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- Definition

Amount of the cost of borrowed funds accounted for as interest expense.

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- Definition

Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities.

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-Subparagraph (SX 210.5-03.7(b))

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- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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- Definition

Date the credit facility first became available, in CCYY-MM-DD format.

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-Name Accounting Standards Codification

-Topic 210

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-Number 210

-Section 02

-Paragraph 19, 22

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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.

+ References

+ Details

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- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

+ References

No definition available.

+ Details

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- Definition

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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-Section 03

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-Subparagraph (SX 210.7-03.16)

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- Definition

Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

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-Name Regulation S-X (SX)

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-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 13

-Subparagraph 2, 3

-Article 9

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Borrowings (Narrative) (Details) (USD $)	12 Months Ended
Borrowings (Narrative) (Details) (USD $)	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Nov. 30, 2011	Oct. 10, 2014
Debt Instrument [Line Items]
Line of Credit Facility, Initiation Date	Oct. 10, 2014
Interest rate	5.50%
Interest expense	$ 1,227,000us-gaap_InterestExpense	$ 3,425,000us-gaap_InterestExpense	$ 12,468,000us-gaap_InterestExpense
Interest income	482,000us-gaap_InvestmentIncomeInterest	1,258,000us-gaap_InvestmentIncomeInterest	168,000us-gaap_InvestmentIncomeInterest
Balance on credit facility	0us-gaap_LineOfCredit
Federal Funds Effective Swap Rate [Member]
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate	0.50%
LIBOR [Member]
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate	1.00%
Senior Convertible Notes Due December 15, 2016 [Member]
Debt Instrument [Line Items]
Debt maturity date	Dec. 15, 2016
Interest rate	5.50%
Principal amount of convertible notes				152,000,000
Remaining amount of outstanding notes converted	12,540,000
Loss on conversion of debt	1,806,000	11,275,000	7,021,000
Balance on loan	0
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Unsecured credit facility, maximum borrowing capacity					150,000,000
Debt Instrument, Term	5 years
Debt maturity date	Oct. 10, 2019
Potential Principal Increase Under Credit Facility	75,000,000
Ratio of total funded indebtedness to consolidated EBITDA	3.00
Ratio of Consolidated EBITDA to cash interest expense	3.50
LayerWise NV [Member]
Debt Instrument [Line Items]
Quarterly commitment fee percentage	0.125%
Balance on loan	0
LayerWise NV [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Assumed Bank Debt	1,427,000
LayerWise NV [Member] \| Term Loan [Member]
Debt Instrument [Line Items]
Assumed Bank Debt	240,000
Short-term Debt	$ 127,000
Minimum [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Quarterly commitment fee percentage	0.20%
Minimum [Member] \| Revolving Credit Facility [Member] \| Leverage Ratio [Member]
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate	0.25%
Minimum [Member] \| Revolving Credit Facility [Member] \| LIBOR Rate Plus Levarage Ratio Margin [Member]
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate	1.25%
Minimum [Member] \| LayerWise NV [Member]
Debt Instrument [Line Items]
Interest rate	1.34%
Maximum [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Quarterly commitment fee percentage	0.25%
Maximum [Member] \| Revolving Credit Facility [Member] \| Leverage Ratio [Member]
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate	0.50%
Maximum [Member] \| Revolving Credit Facility [Member] \| LIBOR Rate Plus Levarage Ratio Margin [Member]
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate	1.50%
Maximum [Member] \| LayerWise NV [Member]
Debt Instrument [Line Items]
Interest rate	5.40%