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Equity (Tables)

6 Months Ended

Jun. 30, 2019

Equity

Schedule of Stockholders' Equity


																			Accumulated
													Additional						Other
		Common Stock					Treasury Stock						Paid-in			Accumulated			Comprehensive
		Shares		Amount			Shares			Amount			Capital			Deficit			Income			Total
		(in thousands)
Balance at December 31, 2018		48,547		$	485			523		$	(5,872)		$	1,061,325		$	(619,983)		$	1,820		$	437,775
Net loss		—			—			—			—			—			(18,530)			—			(18,530)
Other comprehensive income, net of tax		—			—			—			—			—			—			38			38
Share-based compensation expense		—			—			—			—			3,157			—			—			3,157
Net issuance under employee stock plans		128			2			(523)			5,872			(6,303)			(213)			—			(642)
Balance at March 31, 2019		48,675		$	487			—		$	—		$	1,058,179		$	(638,726)		$	1,858		$	421,798
Net loss		—			—			—			—			—			(15,565)			—			(15,565)
Other comprehensive income, net of tax		—			—			—			—			—			—			20			20
Share-based compensation expense		—			—			—			—			4,588			—			—			4,588
Net issuance under employee stock plans		296			3			—			—			182			—			—			185
Balance at June 30, 2019		48,971		$	490			—		$	—		$	1,062,949		$	(654,291)		$	1,878		$	411,026


																			Accumulated
													Additional						Other
		Common Stock					Treasury Stock						Paid-in			Accumulated			Comprehensive
		Shares		Amount			Shares			Amount			Capital			Deficit			Income			Total
		(in thousands)
Balance at December 31, 2017		48,229		$	482			85		$	(1,284)		$	1,051,953		$	(212,870)		$	1,812		$	840,093
Net loss		—			—			—			—			—			(15,827)			—			(15,827)
Other comprehensive income, net of tax		—			—			—			—			—			—			24			24
Share-based compensation expense		—			—			—			—			4,537			—			—			4,537
Net issuance under employee stock plans		462			5			(115)			1,728			(2,159)			—			—			(426)
Purchases of common stock		—			—			30			(444)			—			—			—			(444)
Balance at March 31, 2018		48,691		$	487			—		$	—		$	1,054,331		$	(228,697)		$	1,836		$	827,957
Net loss		—			—			—			—			—			(237,634)			—			(237,634)
Other comprehensive income, net of tax		—			—			—			—			—			—			(24)			(24)
Share-based compensation expense		—			—			—			—			4,904			—			—			4,904
Net issuance under employee stock plans		43			—			(57)			865			(1,273)			—			—			(408)
Purchases of common stock		—			—			57			(865)			—			—			—			(865)
Balance at June 30, 2018		48,734		$	487			—		$	—		$	1,057,962		$	(466,331)		$	1,812		$	593,930

Schedule of the changes in the balances of each component of AOCI, net of tax


					Unrealized
					Gains (Losses)
		Foreign			on Available
		Currency			for Sale
		Translation			Securities			Total
		(in thousands)
Balance - December 31, 2018		$	1,836		$	(16)		$	1,820
Other comprehensive income (loss)			13			45			58
Balance - June 30, 2019		$	1,849		$	29		$	1,878