Quarterly Financial Data (Unaudited) (Details) - USD ($) |
1 Months Ended | 3 Months Ended | 12 Months Ended | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Jul. 27, 2017 |
Jul. 27, 2016 |
Aug. 31, 2016 |
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 |
Jan. 06, 2017 |
|
| Quarterly Financial Information Disclosure [Abstract] | |||||||||||||||
| Revenue | $ 159,598,000 | $ 151,537,000 | $ 155,742,000 | $ 152,592,000 | $ 156,764,000 | $ 146,909,000 | $ 112,265,000 | $ 113,817,000 | $ 619,469,000 | $ 529,755,000 | $ 426,030,000 | ||||
| Operating expenses: | 120,539,000 | 112,951,000 | 118,090,000 | 110,540,000 | 110,268,000 | 103,348,000 | 75,086,000 | 76,768,000 | 462,120,000 | 365,470,000 | 279,156,000 | ||||
| Gross Profit | 39,059,000 | 38,586,000 | 37,652,000 | 42,052,000 | 46,496,000 | 43,561,000 | 37,179,000 | 37,049,000 | 157,349,000 | 164,285,000 | 146,874,000 | ||||
| Sales and marketing | 10,565,000 | 9,332,000 | 10,029,000 | 11,012,000 | 11,388,000 | 8,390,000 | 6,491,000 | 4,672,000 | 40,938,000 | 30,941,000 | 17,705,000 | ||||
| Product development | 8,689,000 | 11,328,000 | 7,942,000 | 7,649,000 | 12,640,000 | 7,916,000 | 8,416,000 | 8,746,000 | 35,608,000 | 37,718,000 | 28,610,000 | ||||
| General and administrative | 38,842,000 | 39,129,000 | 34,929,000 | 35,321,000 | 32,800,000 | 44,728,000 | 18,447,000 | 19,220,000 | |||||||
| Provision for legal settlements | 650,000 | 310,000 | 0 | 475,000 | 1,758,000 | 1,545,000 | 38,142,000 | 2,001,000 | |||||||
| Amortization of intangible assets | 11,106,000 | 10,981,000 | 10,860,000 | 11,008,000 | 11,593,000 | 9,166,000 | 7,486,000 | 7,403,000 | 43,955,000 | 35,648,000 | 26,994,000 | ||||
| Goodwill impairment | 89,000,000 | 0 | 0 | 78,000,000 | 64,000,000 | 0 | 0 | 0 | 167,000,000 | 64,000,000 | 0 | ||||
| Total operating expenses | 158,852,000 | 71,080,000 | 63,760,000 | 143,465,000 | 134,179,000 | 71,745,000 | 78,982,000 | 42,042,000 | 437,157,000 | 326,948,000 | 155,685,000 | ||||
| Loss from operations | (119,793,000) | (32,494,000) | (26,108,000) | (101,413,000) | (87,683,000) | (28,184,000) | (41,803,000) | (4,993,000) | (279,808,000) | (162,663,000) | (8,811,000) | ||||
| Interest expense, net | (14,519,000) | (18,164,000) | (14,807,000) | (10,964,000) | (10,369,000) | (6,412,000) | (613,000) | (804,000) | (58,454,000) | (18,198,000) | (2,492,000) | ||||
| Income from equity method investments | (16,334,000) | 1,770,000 | 601,000 | 1,539,000 | 1,764,000 | 2,065,000 | 0 | 0 | (12,424,000) | 3,829,000 | 0 | ||||
| Change in fair value of derivatives | 839,000 | 196,000 | (445,000) | 2,920,000 | 7,533,000 | 1,191,000 | 10,926,000 | 5,865,000 | 3,510,000 | 25,515,000 | 11,938,000 | ||||
| Other income (expense), net | (478,000) | (123,000) | 653,000 | (488,000) | (1,703,000) | 631,000 | (5,934,000) | 680,000 | (436,000) | (6,326,000) | (1,140,000) | ||||
| Income (loss) before income taxes | (150,285,000) | (48,815,000) | (40,106,000) | (122,795,000) | (90,458,000) | (30,709,000) | (37,424,000) | 748,000 | (362,001,000) | (157,843,000) | (505,000) | ||||
| Income tax expense (benefit) | (15,880,000) | 4,153,000 | 4,024,000 | 2,816,000 | 1,256,000 | (50,063,000) | 736,000 | 3,160,000 | (4,887,000) | (44,911,000) | 1,621,000 | ||||
| Net income (loss) | $ (134,405,000) | $ (52,968,000) | $ (44,130,000) | $ (125,611,000) | $ (91,714,000) | $ 19,354,000 | $ (38,160,000) | $ (2,412,000) | $ (357,114,000) | $ (112,932,000) | $ (2,126,000) | ||||
| Net income (loss) per share - basic (in usd per share) | $ (1.51) | $ (0.59) | $ (0.52) | $ (1.47) | $ (1.07) | $ 0.23 | $ (0.49) | $ (0.03) | $ (4.07) | $ (1.39) | $ (0.03) | ||||
| Net income (loss) per share - diluted (in usd per share) | $ (1.51) | $ (0.59) | $ (0.52) | $ (1.47) | $ (1.07) | $ 0.23 | $ (0.49) | $ (0.03) | $ (4.07) | $ (1.39) | $ (0.18) | ||||
| Weighted average common shares outstanding - basic (in shares) | 89,222,000 | 89,194,000 | 85,496,000 | 85,440,000 | 85,369,000 | 82,874,000 | 78,127,000 | 78,643,000 | 87,733,000 | 81,269,000 | 77,558,000 | ||||
| Weighted average common shares outstanding - diluted (in shares) | 89,222,000 | 89,194,000 | 85,496,000 | 85,440,000 | 85,369,000 | 85,081,000 | 78,127,000 | 78,643,000 | 87,733,000 | 81,269,000 | 78,394,000 | ||||
| Business Acquisition [Line Items] | |||||||||||||||
| Increase (decrease) in deferred tax asset | $ 42,124,000 | $ (9,930,000) | $ (19,060,000) | ||||||||||||
| Write-off of related party receivables | $ 2,788,000 | $ 2,624,000 | 797,000 | ||||||||||||
| Repurchase and retirement of common stock (in shares) | 600,000 | 0 | 600,000 | ||||||||||||
| Repurchase and retirement of common stock | $ 5,200,000 | ||||||||||||||
| Repayment of EMC indebtedness | $ (412,400,000) | ||||||||||||||
| Loss on extinguishment of debt | $ 0 | $ 0 | $ 0 | $ (14,389,000) | $ 0 | $ 0 | 0 | $ 0 | (14,389,000) | $ 0 | $ 0 | ||||
| Other Income (Expense) | |||||||||||||||
| Business Acquisition [Line Items] | |||||||||||||||
| Write-off of related party receivables | 4,400,000 | ||||||||||||||
| Other Income (Expense) | Internally developed software | |||||||||||||||
| Business Acquisition [Line Items] | |||||||||||||||
| Impairment of intangible assets | $ 3,200,000 | 900,000 | |||||||||||||
| Emerging Markets Communications LLC | |||||||||||||||
| Business Acquisition [Line Items] | |||||||||||||||
| Increase (decrease) in deferred tax asset | $ (53,900,000) | ||||||||||||||
| Deferred tax liabilities, foreign subsidiaries' contribution to pretax income | 4,800,000 | ||||||||||||||
| Deferred tax liabilities, withholding taxes | $ 2,700,000 | ||||||||||||||
| Transaction and integration expenses | $ 12,700,000 | $ 1,900,000 | $ 800,000 | $ 15,400,000 | |||||||||||
| Shares issued | 5,080,049 | ||||||||||||||
| Shares issued (usd per share) | $ 8.40 | ||||||||||||||
| Repayment of EMC indebtedness | $ (412,400,000) | ||||||||||||||
| Emerging Markets Communications LLC | Common Stock | |||||||||||||||
| Business Acquisition [Line Items] | |||||||||||||||
| Shares issued | 5,466,886 | ||||||||||||||
| Common Stock | |||||||||||||||
| Business Acquisition [Line Items] | |||||||||||||||
| Repurchase and retirement of common stock (in shares) | 614,000 | ||||||||||||||
| UMG Recordings | Common Stock | |||||||||||||||
| Business Acquisition [Line Items] | |||||||||||||||
| Shares issued in period (in shares) | 1,800,000 | ||||||||||||||
| Line of Credit | |||||||||||||||
| Business Acquisition [Line Items] | |||||||||||||||
| Maximum borrowing capacity on line of credit | $ 585,000,000 | ||||||||||||||
| Loss on extinguishment of debt | $ (14,400,000) | ||||||||||||||
| Secured Debt | Line of Credit | |||||||||||||||
| Business Acquisition [Line Items] | |||||||||||||||
| Maximum borrowing capacity on line of credit | 500,000,000 | ||||||||||||||
| Revolving Credit Facility | Line of Credit | |||||||||||||||
| Business Acquisition [Line Items] | |||||||||||||||
| Maximum borrowing capacity on line of credit | $ 85,000,000 | ||||||||||||||