v3.19.3.a.u2

Income Taxes - Other (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Components of loss before income taxes |  |  |  |  |  |  |  |  |  |  |
United States |  |  |  |  |  |  |  |  | $ (239,629) | $ (33,339) | $ (25,002)
Foreign |  |  |  |  |  |  |  |  | (15,453) | (9,858) | (5,718)
Loss before income taxes | $ (45,526) | $ (140,398) | $ (46,663) | $ (22,495) | $ 5,172 | $ (10,358) | $ (21,912) | $ (16,099) | $ (255,082) | $ (43,197) | $ (30,720)
Reconciliation between statutory federal income tax rate and the effective tax rate |  |  |  |  |  |  |  |  |  |  |
U.S. statutory federal income tax rate |  |  |  |  |  |  |  |  | 21.00% | 21.00% | 35.00%
U.S. state income taxes, net of federal benefits |  |  |  |  |  |  |  |  | 4.20% | 0.90% | 9.90%
Foreign tax rate differential |  |  |  |  |  |  |  |  | 0.20% | 1.10% | (1.40%)
Non-deductible expenses |  |  |  |  |  |  |  |  | (1.10%) | (2.60%) | (1.80%)
Stock-based compensation |  |  |  |  |  |  |  |  | 0.50% | 30.00% | 40.90%
Change in valuation allowance |  |  |  |  |  |  |  |  | (10.90%) | (39.30%) | 29.80%
Change in tax rate |  |  |  |  |  |  |  |  | 0.00% | (0.10%) | (108.00%)
Non-deductible impairment |  |  |  |  |  |  |  |  | (5.80%) | 0.00% | 0.00%
Other |  |  |  |  |  |  |  |  | (0.30%) | 0.30% | (0.20%)
Effective tax rate |  |  |  |  |  |  |  |  | 7.80% | 11.30% | 4.20%
Deferred tax assets: |  |  |  |  |  |  |  |  |  |  |
Accrued expenses and other | 3,037 |  |  |  | 2,580 |  |  |  | $ 3,037 | $ 2,580 |
Accrued compensation and related benefits | 2,779 |  |  |  | 3,395 |  |  |  | 2,779 | 3,395 |
Rebate reserve | 0 |  |  |  | 5 |  |  |  | 0 | 5 |
Deferred rent | 7,543 |  |  |  | 6,388 |  |  |  | 7,543 | 6,388 |
Stock-based compensation | 14,546 |  |  |  | 8,279 |  |  |  | 14,546 | 8,279 |
Deferred income | 345 |  |  |  | 257 |  |  |  | 345 | 257 |
Interest expense carryforwards | 2,059 |  |  |  | 0 |  |  |  | 2,059 | 0 |
Foreign net operating loss carryforwards | 3,171 |  |  |  | 1,543 |  |  |  | 3,171 | 1,543 |
U.S. net operating loss carryforwards | 164,854 |  |  |  | 96,809 |  |  |  | 164,854 | 96,809 |
Valuation allowance | (116,244) |  |  |  | (88,061) |  |  |  | (116,244) | (88,061) |
Total deferred tax assets | 82,090 |  |  |  | 31,195 |  |  |  | 82,090 | 31,195 |
Deferred tax liabilities: |  |  |  |  |  |  |  |  |  |  |
Prepaid expenses and other | (142) |  |  |  | (95) |  |  |  | (142) | (95) |
Property and equipment | (3,056) |  |  |  | (4,038) |  |  |  | (3,056) | (4,038) |
Intangibles | (84,025) |  |  |  | (34,011) |  |  |  | (84,025) | (34,011) |
Total deferred tax liabilities | (87,223) |  |  |  | (38,144) |  |  |  | (87,223) | (38,144) |
Net deferred tax liabilities | $ (5,133) |  |  |  | $ (6,949) |  |  |  | $ (5,133) | $ (6,949) |

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