Number of customers accounted for largest balance in account receivable.

No definition available.

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- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.3-4)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 3
-Subparagraph a(1)
-Article 5

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 4
-Article 5

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 18
-URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6351-108592

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13531-108611

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=51801978&loc=d3e6404-108592

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 21
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13537-108611

+ Details

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- Definition

Recorded Investment in financing receivables that are past due at the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7A
-URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953401-111524

+ Details

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- Details

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- Details

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- Details

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- Details

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- Details

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Revenue and Credit Concentrations - Additional Information (Detail) $ in Thousands	12 Months Ended
	Dec. 31, 2015 USD ($) Customer	Dec. 31, 2014 USD ($) Customer	Dec. 31, 2013
Concentration Risk [Line Items]
Accounts receivable, net	$ 164,959	$ 144,472
Southern European Countries
Concentration Risk [Line Items]
Total amount past due	14,500
Southern European Countries \| Greater than 90 days
Concentration Risk [Line Items]
Total amount past due	$ 500
Largest Customers
Concentration Risk [Line Items]
Number of customers accounted for largest balance in accounts receivable \| Customer	2	2
Accounts receivable, net	$ 36,100	$ 34,500
Credit Concentration Risk \| Accounts Receivable \| Larger Customer One
Concentration Risk [Line Items]
Concentration risk, percentage	37.00%	42.00%
Credit Concentration Risk \| Accounts Receivable \| Larger Customer Two
Concentration Risk [Line Items]
Concentration risk, percentage	18.00%	18.00%
Credit Concentration Risk \| Net Product Revenue
Concentration Risk [Line Items]
Concentration risk, percentage	100.00%	100.00%	100.00%
Geographic Concentration Risk \| Accounts Receivable \| Southern European Countries
Concentration Risk [Line Items]
Concentration risk, percentage	9.00%
Geographic Concentration Risk \| Net Product Revenue
Concentration Risk [Line Items]
Concentration risk, percentage	89.00%	86.00%	85.00%
Geographic Concentration Risk \| Net Product Revenue \| Southern European Countries
Concentration Risk [Line Items]
Concentration risk, percentage	5.00%