v3.7.0.1

Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands | Mar. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Current Assets: |  |
Cash | $ 3,680 | $ 2,596
Short-term investments | 276,818 | 289,806
Accounts receivable - net |  |
Trade | 117,386 | 128,662
Other | 8,884 | 9,603
Inventories of spare parts - net | 73,033 | 70,402
Prepaid expenses | 10,330 | 9,259
Deferred income taxes | 10,798 | 10,798
Income taxes receivable | 323 | 540
Total current assets | 501,252 | 521,666
Property and equipment - net | 896,565 | 903,977
Restricted cash and investments | 13,038 | 13,038
Other assets | 8,873 | 9,759
Total assets | 1,419,728 | 1,448,440
Current Liabilities: |  |
Accounts payable | 22,054 | 28,704
Accrued and other current liabilities | 27,500 | 28,346
Total current liabilities | 49,554 | 57,050
Long-term debt: |  |
Revolving credit facility | 135,500 | 134,000
Senior Notes issued March 17, 2014, net of debt issuance costs of $2,441 and $2,753, respectively | 497,559 | 497,247
Deferred income taxes | 142,870 | 151,713
Other long-term liabilities | 8,131 | 8,652
Commitments and contingencies (Note 9) |  |
Shareholders' Equity: |  |
Additional paid-in capital | 304,698 | 304,246
Accumulated other comprehensive income (loss) | (375) | (478)
Retained earnings | 280,221 | 294,441
Total shareholders' equity | 586,114 | 599,778
Total liabilities and shareholders' equity | 1,419,728 | 1,448,440
Voting Common Stock [Member] |  |
Shareholders' Equity: |  |
Common stock | 291 | 291
Non-Voting Common Stock [Member] |  |
Shareholders' Equity: |  |
Common stock | 1,279 | 1,278
Total shareholders' equity | $ 1,279 | $ 1,278

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