Supplemental Cash Flow Information (Details) - USD ($) $ in Thousands |
9 Months Ended | |
|---|---|---|
Sep. 30, 2018 |
Sep. 30, 2017 |
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| Supplemental Cash Flow Elements [Abstract] | ||
| Accrued property and equipment purchases | $ 501 | $ 83 |
| Increase to goodwill from measurement period adjustments related to business combinations | 4 | 1,766 |
| Decrease in accrued financing costs related to 2021 Notes | 0 | 196 |
| Consideration for asset acquisitions or business combinations | 500 | 0 |
| Settlement of escrow related to asset acquisition | 2,519 | 0 |
| Settlement of indemnification asset | 1,004 | 0 |
| Tax benefit related to Accordion intangible technology | 0 | 2,042 |
| Effects of Class B Exchanges | ||
| Decrease in deferred tax liability as a result of securities offerings | 25,334 | 168,883 |
| Decrease in deferred tax liability as a result of securities offerings | $ 908 | $ 12,992 |
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- Definition Effects of the Secondary [Abstract] No definition available.
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- Definition Noncash Or Part Noncash Acquisition, Noncash Financial Or Equity Instrument Consideration, Measurement Period Adjustment No definition available.
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- Definition Settlement Of Indemnification Asset No definition available.
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- Definition Stock Issued, Decrease In Deferred Tax Liability No definition available.
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- Definition Tax Benefit Related To Intangible Assets No definition available.
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- Definition Future cash outflow to pay for purchases of fixed assets that have occurred. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The value of the stock converted in a noncash (or part noncash) transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The amount of debt issuance costs that were incurred during a noncash or partial noncash transaction. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of escrow deposit disbursements related to property acquisition in noncash investing or financing transactions. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The net book value of a nonmonetary asset transferred or exchanged in connection with the acquisition of a business or asset in a noncash transaction. Noncash is defined as transactions during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. Nonmonetary assets and liabilities are assets and liabilities that will not result in cash receipts or cash payments in the future. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- References No definition available.
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