Summary of Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2017

Accounting Policies [Abstract]

Depreciation Expense Excluded From Each Line Item in Consolidated Statements of Operations

The following table summarizes depreciation expense excluded from each line item in our consolidated statements of operations (in thousands):

	Three Months Ended June 30,				Six Months Ended June 30,
	2017		2016		2017		2016
Cost of revenues	$	1,486	$	920	$	2,942	$	1,838
Operating expense	8,265		2,503		16,474		4,934
General and administrative expense	667		454		1,405		939