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Summary of Significant Accounting Policies (Tables) | 6 Months Ended
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Jun. 30, 2020
Accounting Policies [Abstract] |
Depreciation Expense Excluded from Each Line Item in Consolidated Statements of Operations | The following table summarizes depreciation and finance lease amortization expense excluded from each line item in our condensed consolidated statements of operations (in thousands):
|  | Three Months Ended June 30, |  | Six Months Ended June 30,
|  | 2020 |  | 2019 |  | 2020 |  | 2019
Cost of revenues |  | $ | 5,867 |  |  | $ | 3,950 |  |  | $ | 10,495 |  |  | $ | 7,816 |
Operating expense |  | 14,115 |  |  | 13,635 |  |  | 28,566 |  |  | 26,582 |
General and administrative expense |  | 835 |  |  | 762 |  |  | 1,636 |  |  | 1,544 |

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