UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Unaudited Condensed Consolidated Statements Of Comprehensive Income
Net income	$ 8,537	$ 7,026	$ 16,870	$ 13,731
Other comprehensive income/(loss); change in funded status of pension plan	0	0	0	0
Comprehensive income	$ 8,537	$ 7,026	$ 16,870	$ 13,731