INVENTORIES (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Inventories
Raw materials	$ 7,780	$ 8,183
Work-in-process	58,987	53,037
Finished goods	6,258	10,611
Total inventories	73,025	71,831
Inventories, current	24,459	22,134
Inventories, non-current	48,566	49,697
XIAFLEX Consignment Inventory
Inventories
Inventories, current	$ 2,025

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Represents the aggregate carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of raw materials, work-in-process and finished goods.

+ References

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- Definition

Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of merchandise or goods held by the company that are readily available for sale.

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Carrying amount (lower of cost or market) as of the balance sheet date of inventories less all valuation and other allowances. Excludes noncurrent inventory balances (expected to remain on hand past one year or one operating cycle, if longer).

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- Definition

Inventories not expected to be converted to cash, sold or exchanged within the normal operating cycle.

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-Publisher AICPA

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Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of unprocessed items to be consumed in the manufacturing or production process.

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Carrying amount, net of reserves and adjustments, as of the balance sheet date of merchandise or goods which are partially completed. This inventory is generally comprised of raw materials, labor and factory overhead costs, which require further materials, labor and overhead to be converted into finished goods, and which generally require the use of estimates to determine percentage complete and pricing.

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