Depreciation and Amortization

6 Months Ended

Jun. 30, 2015

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Depreciation and Amortization

4. Depreciation and Amortization

Depreciation and amortization expense for property and equipment and intangible assets for the three and six months ended June 30, 2015 and 2014 was as follows (in thousands):

	Three Months Ended June 30,				Six Months Ended June 30,
	2015		2014		2015		2014
Operating expenses	$	4,956	$	4,701	$	9,847	$	9,285
Corporate general and administrative expenses		108		117		204		233
Total depreciation and amortization expense	$	5,064	$	4,818	$	10,051	$	9,518