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Charge to cost of goods sold that represents the reduction of the carrying amount of inventory, generally attributable to obsolescence or market conditions.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

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-Subparagraph (SX 210.5-03.2)

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 330

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=28360613&loc=d3e4542-108314

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The total expense recognized in the period for promotion, public relations, and brand or product advertising.

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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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Represents the period after the product expiration date during which customers have right to return the products of the reporting entity.

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No definition available.

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Represents the period prior to the product expiration date during which customers have right to return products of the reporting entity.

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Represents information pertaining to shelf life of the entity's product.

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Business and Significant Accounting Policies (Details 3) (USD $)	1 Months Ended	12 Months Ended
	Sep. 30, 2012	Dec. 31, 2013	Dec. 31, 2012
Inventories
Total charge for inventories on hand in excess of demand, plus a purchase commitment fee		$ 10,225,000	$ 0
Property and equipment
Qsymia shelf life period	36 months
Period prior to the product expiration date during which customers have right to return the product	3 months
Period after the product expiration date during which customers have right to return the product	12 months
Advertising Expenses
Advertising and sales promotion expenses incurred		$ 26,100,000	$ 16,100,000
Computers and software \| Minimum
Property and equipment
Estimated useful lives for computers, software, furniture and fixtures		2 years
Computers and software \| Maximum
Property and equipment
Estimated useful lives for computers, software, furniture and fixtures		7 years
Furniture and fixtures \| Minimum
Property and equipment
Estimated useful lives for computers, software, furniture and fixtures		2 years
Furniture and fixtures \| Maximum
Property and equipment
Estimated useful lives for computers, software, furniture and fixtures		7 years