Debt (Tables)

3 Months Ended

Mar. 31, 2018

Debt Disclosure [Abstract]

Schedule of Debt

Total debt consists of the following:

	March 31, 2018			December 31, 2017
Convertible Senior Notes	$	230,000		$	230,000
Unamortized debt issuance costs (1)	(1,943		)	(2,296		)
Total debt, carrying value	$	228,057		$	227,704
Total short term debt, carrying value	$	—		$	—
Total long-term debt, carrying value	$	228,057		$	227,704

⁽¹⁾ Unamortized debt issuance costs is related to Convertible Senior Notes.

Schedule of Long-term Debt Instruments

The following table summarizes the Company’s interest expense:

	Three Months Ended March 31,
	2018		2017
Amended Credit Facility
Amortization of debt issuance costs	$	—	$	748
Commitment fee	—		25
Interest on borrowings	—		24
2017 Term Facility
Amortization of debt issuance costs	—		616
Interest on borrowings	—		7,348
Revolving Facility
Amortization of debt issuance costs	—		154
Commitment fee	—		147
Interest on borrowings	—		—
Convertible Senior Notes
Amortization of debt issuance costs	353		353
Interest on borrowings	431		431
Additional interest on default	129		288
Capital leases	242		243
Other	92		240
Total	$	1,247	$	10,617