Share-Based Compensation Expense (Tables)

3 Months Ended

Mar. 31, 2017

Share-Based Compensation Expense [Abstract]

Schedule Of Share-Based Compensation Expense Showing Amount Attributable To Each Category

	For the three months ended
	March 31,
	2017		2016
Amortization of restricted stock unit awards	$	2,656	$	2,251
Amortization of stock option awards		219		167
Discount given on employee stock purchase transactions through our Employee Stock Purchase Plan		147		111
Total share-based compensation expense	$	3,022	$	2,529

Schedule Of Total Share-Based Compensation Expense

	For the three months ended
	March 31,
	2017		2016
Cost of services before reimbursable expenses	$	1,617	$	1,495
General and administrative expenses		1,405		1,034
Total share-based compensation expense	$	3,022	$	2,529