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Summary of Significant Accounting Policies (Tables) | 6 Months Ended
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Jun. 30, 2018
Accounting Policies [Abstract] |
Schedule of Cash, Cash Equivalents and Restricted Cash | The following is a reconciliation of the Company's cash, cash equivalents, and restricted cash to the total presented in the Company's condensed consolidated statement of cash flows for the six months ended June 30, 2018 and June 30, 2017, respectively ($ in thousands):
| Balance at June 30, 2018 |  | Balance at June 30, 2017
Cash | $ | 76,384 |  |  | $ | 214,016 |
Restricted cash | — |  |  | 57,665 |
Total cash and restricted cash shown in the condensed consolidated statement of cash flows | $ | 76,384 |  |  | $ | 271,681 |
Schedule of Cash, Cash Equivalents and Restricted Cash | The following is a reconciliation of the Company's cash, cash equivalents, and restricted cash to the total presented in the Company's condensed consolidated statement of cash flows for the six months ended June 30, 2018 and June 30, 2017, respectively ($ in thousands):
| Balance at June 30, 2018 |  | Balance at June 30, 2017
Cash | $ | 76,384 |  |  | $ | 214,016 |
Restricted cash | — |  |  | 57,665 |
Total cash and restricted cash shown in the condensed consolidated statement of cash flows | $ | 76,384 |  |  | $ | 271,681 |

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