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Basis of Presentation and Significant Accounting Policies Supplemental Cash Flow information (Details) - USD ($) $ in Thousands | 3 Months Ended |  |  |  |
--- | --- | --- | --- | --- | ---
Mar. 31, 2019 | Mar. 31, 2018 | Dec. 31, 2018 | Jun. 30, 2018 | Dec. 31, 2017 | Jun. 30, 2017
Non Cash Exchange of Puerto Rico Bonds | $ 510,215 |  |  |  |  |
Income Taxes Paid | 852 | $ 9,718 |  |  |  |
Non Cash Impact of Rehabilitation Exit Transaction |  |  |  | $ 0 |  | $ 1,918,561
Cash and cash equivalents | 21,840 | 38,485 | $ 63,089 |  |  |
Restricted Cash | 0 |  | 19,405 |  |  |
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents | 25,094 | 39,619 | 83,493 |  | $ 624,681 |
Long-term Debt [Member] |  |  |  |  |  |
Interest Paid, Including Capitalized Interest, Operating and Investing Activities | 37,850 | 100,958 |  |  |  |
Variable Interest Entity, Primary Beneficiary [Member] |  |  |  |  |  |
Restricted Cash | $ 3,254 | $ 1,134 | $ 999 |  |  |

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