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Consolidated Statements of Changes in Stockholders' Equity (Unaudited) - USD ($) | Total | Common stock | Preferred stock | Additional paid-in capital | Accumulated deficit | Accumulated other comprehensive loss | Treasury Stock, Common | Series A-1 Preferred Stock | Series A-1 Preferred Stock Preferred stock | Series B Preferred Stock Preferred stock
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |  |  |  |
Shares, Outstanding |  | 46,625,000 |  |  |  |  | 3,602,000 |  |  |
Common stock, $0.0001 par value, authorized shares - 100,000 |  | $ 4,000 |  |  |  |  |  |  |  |
Treasury Stock, Preferred, Value |  |  |  |  |  |  |  |  | 0 |
Preferred stock, shares issued (in shares) |  |  |  |  |  |  |  |  | 4,204,000 |
Preferred stock, shares outstanding (in shares) |  |  |  |  |  |  |  |  |  | 357,000
Total stockholders' equity |  |  |  | $ 960,544,000 | $ (136,590,000) | $ (537,000) | $ (79,035,000) |  |  |
Common stock issued upon vesting of restricted stock |  | 261,000 |  |  |  |  |  |  |  |
Stock Issued During Period, Shares, Employee Stock Purchase Plans |  | 42,000 |  |  |  |  |  |  |  |
Treasury Stock, Shares, Acquired |  |  |  |  |  |  | 1,652,000 |  | 7,000 |
Treasury Stock, Shares, Retired |  |  |  |  |  |  |  | 7,244 | (7,000) |
APIC, Share-based Payment Arrangement, ESPP, Increase for Cost Recognition |  |  |  | 1,890,000 |  |  |  |  |  |
Net income (loss) | $ 17,270,000 |  |  |  | 17,270,000 |  |  |  |  |
Tax withholding upon vesting of employee stock awards |  |  |  |  |  |  | 77,000 |  |  |
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation |  |  |  |  |  |  | $ 3,482,000 |  |  |
Treasury Stock, Retired, Cost Method, Amount |  |  |  |  | 306,000 |  | (306,000) |  |  |
APIC, Share-based Payment Arrangement, Increase for Cost Recognition |  |  |  | 9,334,000 |  |  |  |  |  |
Adjustments to Additional Paid In Capital, Conversion of Preferred Stock |  |  |  | 1,043,000 |  |  |  |  |  |
Other |  |  |  | 34,000 |  |  |  |  |  |
Treasury Stock, Value, Acquired, Cost Method |  |  |  |  |  |  | $ 60,077,000 |  |  |
Preferred Stock Conversions, Inducements |  |  |  |  | (1,697,000) |  |  |  |  |
Stock Issued During Period, Value, Conversion of Convertible Securities |  |  |  |  | (306,000) |  |  |  |  |
Net other comprehensive income | 8,000 |  |  |  |  | 8,000 |  |  |  |
Stock Issued During Period, Shares, Conversion of Preferred Stock |  | 4,098,000 |  |  |  |  |  |  |  |
Stock Issued During Period, Value, Conversion of Preferred Stock |  | $ 1,000 |  |  |  |  |  |  |  |
Preferred Stock, Shares Converted |  |  |  |  |  |  |  |  | 4,204,000 | 357,000
Shares, Outstanding |  | 46,910,000 |  |  |  |  | 4,190,000 |  |  |
Common stock, $0.0001 par value, authorized shares - 100,000 |  | $ 4,000 |  |  |  |  |  |  |  |
Treasury Stock, Preferred, Value |  |  |  |  |  |  |  |  | 6,000 |
Preferred stock, shares issued (in shares) |  |  |  |  |  |  |  |  | 4,204,000 |
Preferred stock, shares outstanding (in shares) |  |  |  |  |  |  |  |  |  | 357,000
Total stockholders' equity |  |  |  | 967,073,000 | (126,467,000) | (533,000) | $ (107,467,000) |  |  |
Common stock issued upon vesting of restricted stock |  | 18,000 |  |  |  |  |  |  |  |
Stock Issued During Period, Shares, Employee Stock Purchase Plans |  | 0 |  |  |  |  |  |  |  |
Treasury Stock, Shares, Acquired |  |  |  |  |  |  | 1,135,000 |  | 1,000 |
Treasury Stock, Shares, Retired |  |  |  |  |  |  |  |  | (7,000) |
APIC, Share-based Payment Arrangement, ESPP, Increase for Cost Recognition |  |  |  | 0 |  |  |  |  |  |
Net income (loss) | 7,147,000 |  |  |  | 7,147,000 |  |  |  |  |
Tax withholding upon vesting of employee stock awards |  |  |  |  |  |  | 6,000 |  |  |
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation |  |  |  |  |  |  | $ 215,000 |  |  |
Treasury Stock, Retired, Cost Method, Amount |  |  |  |  |  |  | (306,000) |  |  |
APIC, Share-based Payment Arrangement, Increase for Cost Recognition |  |  |  | 4,695,000 |  |  |  |  |  |
Adjustments to Additional Paid In Capital, Conversion of Preferred Stock |  |  |  | 1,043,000 |  |  |  |  |  |
Other |  |  |  | 34,000 |  |  |  |  |  |
Treasury Stock, Value, Acquired, Cost Method |  |  |  |  |  |  | $ 34,912,000 |  |  |
Preferred Stock Conversions, Inducements |  |  |  |  | (1,697,000) |  |  |  |  |
Stock Issued During Period, Value, Conversion of Convertible Securities |  |  |  |  | (306,000) |  |  |  |  |
Net other comprehensive income | 4,000 |  |  |  |  | 4,000 |  |  |  |
Stock Issued During Period, Shares, Conversion of Preferred Stock |  | 4,098,000 |  |  |  |  |  |  |  |
Stock Issued During Period, Value, Conversion of Preferred Stock |  | $ 1,000 |  |  |  |  |  |  |  |
Preferred Stock, Shares Converted |  |  |  |  |  |  |  |  | (4,204,000) | 357,000
Common stock, shares outstanding (in shares) |  | 45,695,000 |  |  |  |  |  |  |  |
Shares, Outstanding |  | 51,026,000 |  |  |  |  | 5,331,000 |  |  |
Common stock, $0.0001 par value, authorized shares - 100,000 |  | $ 5,000 |  |  |  |  |  |  |  |
Treasury Stock, Preferred, Value |  |  |  |  |  |  |  |  | 0 |
Preferred stock, shares issued (in shares) |  |  |  |  |  |  |  |  | 0 |
Preferred stock, shares outstanding (in shares) |  |  |  |  |  |  |  |  | 0 | 0
Preferred stock, $0.0001 par value, authorized shares - 5,000, issued and outstanding - none |  |  | $ 0 |  |  |  |  |  |  |
Total stockholders' equity | $ 708,710,000 |  |  | 972,845,000 | (121,323,000) | (529,000) | $ (142,288,000) |  |  |
Common stock, shares outstanding (in shares) | 44,951,000 |  |  |  |  |  |  |  |  |
Shares, Outstanding |  | 51,102,000 |  |  |  |  | 6,151,000 |  |  |
Common stock, $0.0001 par value, authorized shares - 100,000 |  | $ 5,000 |  |  |  |  |  |  |  |
Treasury Stock, Preferred, Value |  |  |  |  |  |  |  |  | 0 |
Preferred stock, shares issued (in shares) | 0 |  |  |  |  |  |  |  | 0 |
Preferred stock, shares outstanding (in shares) | 0 |  |  |  |  |  |  |  |  | 0
Preferred stock, $0.0001 par value, authorized shares - 5,000, issued and outstanding - none | $ 0 |  |  |  |  |  |  |  |  |
Total stockholders' equity | 645,826,000 |  |  | 982,718,000 | (173,829,000) | (522,000) | $ (162,546,000) |  |  |
Common stock issued upon vesting of restricted stock |  | 285,000 |  |  |  |  |  |  |  |
Stock Issued During Period, Shares, Employee Stock Purchase Plans |  | 68,000 |  |  |  |  |  |  |  |
Treasury Stock, Shares, Acquired |  |  |  |  |  |  | 0 |  | 0 |
Treasury Stock, Shares, Retired |  |  |  |  |  |  |  |  | 0 |
APIC, Share-based Payment Arrangement, ESPP, Increase for Cost Recognition |  |  |  | 1,121,000 |  |  |  |  |  |
Net income (loss) | (83,800,000) |  |  |  | (83,800,000) |  |  |  |  |
Tax withholding upon vesting of employee stock awards |  |  |  |  |  |  | 102,000 |  |  |
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation |  |  |  |  |  |  | $ 2,054,000 |  |  |
Treasury Stock, Retired, Cost Method, Amount |  |  |  |  |  |  | 0 |  |  |
APIC, Share-based Payment Arrangement, Increase for Cost Recognition |  |  |  | 12,065,000 |  |  |  |  |  |
Adjustments to Additional Paid In Capital, Conversion of Preferred Stock |  |  |  | 0 |  |  |  |  |  |
Other |  |  |  | 0 |  |  |  |  |  |
Treasury Stock, Value, Acquired, Cost Method |  |  |  |  |  |  | $ 0 |  |  |
Preferred Stock Conversions, Inducements |  |  |  |  | 0 |  |  |  |  |
Stock Issued During Period, Value, Conversion of Convertible Securities |  |  |  |  | 0 |  |  |  |  |
Net other comprehensive income | 8,000 |  |  |  |  | 8,000 |  |  |  |
Stock Issued During Period, Shares, Conversion of Preferred Stock |  | 0 |  |  |  |  |  |  |  |
Stock Issued During Period, Value, Conversion of Preferred Stock |  | $ 0 |  |  |  |  |  |  |  |
Preferred Stock, Shares Converted |  |  |  |  |  |  |  |  | 0 | 0
Shares, Outstanding |  | 51,438,000 |  |  |  |  | 6,247,000 |  |  |
Common stock, $0.0001 par value, authorized shares - 100,000 |  | $ 5,000 |  |  |  |  |  |  |  |
Treasury Stock, Preferred, Value |  |  |  |  |  |  |  |  | 0 |
Preferred stock, shares issued (in shares) |  |  |  |  |  |  |  |  | 0 |
Preferred stock, shares outstanding (in shares) |  |  |  |  |  |  |  |  |  | 0
Total stockholders' equity |  |  |  | 989,634,000 | (184,136,000) | (518,000) | $ (164,480,000) |  |  |
Common stock issued upon vesting of restricted stock |  | 17,000 |  |  |  |  |  |  |  |
Stock Issued During Period, Shares, Employee Stock Purchase Plans |  | 0 |  |  |  |  |  |  |  |
Treasury Stock, Shares, Acquired |  |  |  |  |  |  | 0 |  | 0 |
Treasury Stock, Shares, Retired |  |  |  |  |  |  |  |  | 0 |
APIC, Share-based Payment Arrangement, ESPP, Increase for Cost Recognition |  |  |  | 0 |  |  |  |  |  |
Net income (loss) | (73,493,000) |  |  |  | (73,493,000) |  |  |  |  |
Tax withholding upon vesting of employee stock awards |  |  |  |  |  |  | 6,000 |  |  |
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation |  |  |  |  |  |  | $ 120,000 |  |  |
Treasury Stock, Retired, Cost Method, Amount |  |  |  |  |  |  | 0 |  |  |
APIC, Share-based Payment Arrangement, Increase for Cost Recognition |  |  |  | 6,270,000 |  |  |  |  |  |
Adjustments to Additional Paid In Capital, Conversion of Preferred Stock |  |  |  | 0 |  |  |  |  |  |
Other |  |  |  | 0 |  |  |  |  |  |
Treasury Stock, Value, Acquired, Cost Method |  |  |  |  |  |  | $ 0 |  |  |
Preferred Stock Conversions, Inducements |  |  |  |  | 0 |  |  |  |  |
Stock Issued During Period, Value, Conversion of Convertible Securities |  |  |  |  | 0 |  |  |  |  |
Net other comprehensive income | $ 4,000 |  |  |  |  | 4,000 |  |  |  |
Stock Issued During Period, Shares, Conversion of Preferred Stock |  | 0 |  |  |  |  |  |  |  |
Stock Issued During Period, Value, Conversion of Preferred Stock |  | $ 0 |  |  |  |  |  |  |  |
Preferred Stock, Shares Converted |  |  |  |  |  |  |  |  | 0 | 0
Common stock, shares outstanding (in shares) | 45,202,000 | 45,202,000 |  |  |  |  |  |  |  |
Shares, Outstanding |  | 51,455,000 |  |  |  |  | 6,253,000 |  |  |
Common stock, $0.0001 par value, authorized shares - 100,000 |  | $ 5,000 |  |  |  |  |  |  |  |
Treasury Stock, Preferred, Value |  |  |  |  |  |  |  |  | 0 |
Preferred stock, shares issued (in shares) | 0 |  |  |  |  |  |  |  | 0 |
Preferred stock, shares outstanding (in shares) | 0 |  |  |  |  |  |  |  | 0 | 0
Preferred stock, $0.0001 par value, authorized shares - 5,000, issued and outstanding - none | $ 0 |  | $ 0 |  |  |  |  |  |  |
Total stockholders' equity | $ 573,166,000 |  |  | $ 995,904,000 | $ (257,629,000) | $ (514,000) | $ (164,600,000) |  |  |

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