Goodwill and Intangible Assets - Summary of Identifiable Intangible Assets (Details) - USD ($) $ in Thousands |
Dec. 31, 2016 |
Dec. 31, 2015 |
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|---|---|---|---|---|---|
| Finite-Lived Intangible Assets [Line Items] | |||||
| Gross | $ 270,131 | $ 270,933 | |||
| Accumulated Amortization | (75,459) | (48,021) | |||
| Net | 194,672 | 222,912 | |||
| Internal Use Software | |||||
| Finite-Lived Intangible Assets [Line Items] | |||||
| Gross | 14,000 | 14,000 | |||
| Accumulated Amortization | (12,665) | (7,998) | |||
| Net | 1,335 | 6,002 | |||
| Technology | |||||
| Finite-Lived Intangible Assets [Line Items] | |||||
| Gross | 68,550 | 68,550 | |||
| Accumulated Amortization | (18,529) | (11,419) | |||
| Net | 50,021 | 57,131 | |||
| Merchant Relationships | |||||
| Finite-Lived Intangible Assets [Line Items] | |||||
| Gross | 181,000 | 181,000 | |||
| Accumulated Amortization | (40,934) | (25,851) | |||
| Net | 140,066 | 155,149 | |||
| Other Intangibles | |||||
| Finite-Lived Intangible Assets [Line Items] | |||||
| Gross | [1] | 6,581 | 7,383 | ||
| Accumulated Amortization | [1] | (3,331) | (2,753) | ||
| Net | [1] | $ 3,250 | $ 4,630 | ||
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