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Condensed Consolidated Statements of Operations - USD ($)
shares in Thousands, $ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Consolidated Statements of Operations        
Net revenues $ 35,031 $ 32,618 $ 66,002 $ 62,089
Operating Expenses:        
Cost of revenues 10,638 9,908 20,821 19,360
Selling, general and administrative 9,520 9,325 18,776 17,909
Depreciation and amortization 4,061 4,265 8,417 8,646
Other expenses 119 306 132 306
Loss on disposition of assets 16 34 15 31
Total operating expenses 24,354 23,838 48,161 46,252
Operating income 10,677 8,780 17,841 15,837
Other Expenses:        
Interest expense, net (2,869) (3,008) (5,825) (5,991)
Income before income taxes 7,808 5,772 12,016 9,846
Income tax expense (2,779) (2,341) (4,287) (3,952)
Net income $ 5,029 $ 3,431 $ 7,729 $ 5,894
Earnings (loss) per share:        
Basic (in dollars per share) $ 0.12 $ 0.08 $ 0.18 $ 0.14
Diluted (in dollars per share) $ 0.12 $ 0.08 $ 0.18 $ 0.14
Weighted average shares outstanding:        
Basic (in shares) 42,546 42,737 42,844 42,566
Diluted (in shares) 42,807 43,290 43,638 43,267