v3.8.0.1

Income Taxes - Other (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2017 | Sep. 30, 2017 | Jun. 30, 2017 | Mar. 31, 2017 | Dec. 31, 2016 | Sep. 30, 2016 | Jun. 30, 2016 | Mar. 31, 2016 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Components of loss before income taxes |  |  |  |  |  |  |  |  |  |  |
United States |  |  |  |  |  |  |  |  | $ (25,002) | $ (20,684) | $ (26,733)
Foreign |  |  |  |  |  |  |  |  | (5,718) |  |
Loss before income taxes | $ 186 | $ (15,713) | $ (11,754) | $ (3,439) | $ (2,209) | $ (6,758) | $ (8,337) | $ (3,380) | (30,720) | $ (20,684) | $ (26,733)
Deferred tax benefit |  |  |  |  |  |  |  |  | $ 1,300 |  |
Reconciliation between statutory federal income tax rate and the effective tax rate |  |  |  |  |  |  |  |  |  |  |
U.S. statutory federal income tax rate (as a percent) |  |  |  |  |  |  |  |  | 35.00% | 35.00% | 35.00%
U.S. state income taxes, net of federal benefits (as a percent) |  |  |  |  |  |  |  |  | 9.90% | 5.50% | 7.70%
Foreign tax rate differential (as a percent) |  |  |  |  |  |  |  |  | (1.40%) |  |
Non-deductible expenses (as a percent) |  |  |  |  |  |  |  |  | (1.80%) | (1.50%) | (1.00%)
Stock-based compensation (as a percent) |  |  |  |  |  |  |  |  | 40.90% | (2.90%) | (1.00%)
Change in valuation allowance (as a percent) |  |  |  |  |  |  |  |  | 29.80% | (36.60%) | (39.10%)
Change in tax rate (as a percent) |  |  |  |  |  |  |  |  | (108.00%) |  |
Other (as a percent) |  |  |  |  |  |  |  |  | (0.20%) | 0.50% | (1.60%)
Effective tax rate (as a percent) |  |  |  |  |  |  |  |  | 4.20% | 0.00% | 0.00%
Deferred tax assets: |  |  |  |  |  |  |  |  |  |  |
Accrued expenses and other | 2,395 |  |  |  | 2,757 |  |  |  | $ 2,395 | $ 2,757 |
Accrued compensation and related benefits | 3,524 |  |  |  | 4,317 |  |  |  | 3,524 | 4,317 |
Rebate reserve | 20 |  |  |  | 126 |  |  |  | 20 | 126 |
Deferred rent | 6,924 |  |  |  | 1,028 |  |  |  | 6,924 | 1,028 |
Stock-based compensation | 6,874 |  |  |  | 7,127 |  |  |  | 6,874 | 7,127 |
Deferred income | 191 |  |  |  |  |  |  |  | 191 |  |
Foreign net operating loss carryforwards | 1,704 |  |  |  |  |  |  |  | 1,704 |  |
U.S net operating loss carryforwards | 69,425 |  |  |  | 61,995 |  |  |  | 69,425 | 61,995 |
Valuation allowance | (71,101) |  |  |  | (62,297) |  |  |  | (71,101) | (62,297) |
Total deferred tax assets | 19,956 |  |  |  | 15,053 |  |  |  | 19,956 | 15,053 |
Deferred tax liabilities: |  |  |  |  |  |  |  |  |  |  |
Prepaid expenses and other | (355) |  |  |  | (1,524) |  |  |  | (355) | (1,524) |
Capitalized content development costs | (8,600) |  |  |  | (9,368) |  |  |  | (8,600) | (9,368) |
Capitalized software development costs | (4,356) |  |  |  | (3,848) |  |  |  | (4,356) | (3,848) |
Property and equipment | (4,720) |  |  |  | (313) |  |  |  | (4,720) | (313) |
Intangibles | (12,012) |  |  |  |  |  |  |  | (12,012) |  |
Total deferred tax liabilities | (30,043) |  |  |  | $ (15,053) |  |  |  | (30,043) | $ (15,053) |
Net deferred tax liabilities | $ (10,087) |  |  |  |  |  |  |  | $ (10,087) |  |

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- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to state and local income tax expense (benefit), net of federal tax expense (benefit). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 6.I) -URI http://asc.fasb.org/extlink&oid=34349781&loc=d3e330036-122817 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32698-109319 + Details
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