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Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Statement of Comprehensive Income [Abstract] |  |  |
Net income | $ 107,250 | $ 79,928 | $ 70,210
Other comprehensive loss: |  |  |
Unrealized loss on valuation of interest rate swap agreements | (3,054) | (1,922) | 0
Other comprehensive loss | (3,054) | (1,922) | 0
Comprehensive income | $ 104,196 | $ 78,006 | $ 70,210

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