The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Number of shares of equity interests issued or issuable to acquire entity.

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The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

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This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

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Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination.

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Amount of liabilities incurred by the acquirer as part of consideration transferred in a business combination.

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Acquisition of Stability Inc. - Narrative (Details) - USD ($) $ in Thousands		3 Months Ended
	Jan. 13, 2016	Mar. 31, 2016	Mar. 31, 2015
Business Acquisition [Line Items]
Amortization of intangible assets		$ 810	$ 233
Net income		1,611	2,879
Stability Biologics, LLC
Business Acquisition [Line Items]
Cash paid at closing	$ 6,000
Common stock issued	$ 3,346
Common stock issued (in shares)	441,009
Assumed debt	$ 1,771
Acquisition related costs	713
Fair value of earn - out	$ 33,240	$ 33,240
Fair Value Adjustment to Inventory
Business Acquisition [Line Items]
Net income			(1,038)
Pro Forma
Business Acquisition [Line Items]
Amortization of intangible assets			$ 577