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CONVERTIBLE SENIOR NOTES (Tables)

12 Months Ended

Dec. 31, 2017

Debt Disclosure [Abstract]

Debt Net of Discount and Deferred Financing Costs

Debt, net of discounts and deferred financing costs at December 31, 2017, consisted of the following:

Principal		$	517,500
Deferred financing costs			(9,652	)
Debt discount, net			(138,230	)
Net carrying amount		$	369,618

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- Definition

Tabular disclosure of long-debt instruments or arrangements, including identification, terms, features, collateral requirements and other information necessary to a fair presentation. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the entity, if longer.

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