Quarterly report pursuant to Section 13 or 15(d)

Unaudited Consolidated Statements of Comprehensive Income

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Unaudited Consolidated Statements of Comprehensive Income - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Statement of Comprehensive Income [Abstract]        
Net income $ 10,034 $ 6,639 $ 25,837 $ 21,739
Change in fair value of interest rate swap agreements, net of tax 28 20 362 89
Other comprehensive income, net of tax 28 20 362 89
Comprehensive income $ 10,062 $ 6,659 $ 26,199 $ 21,828