Share-Based Compensation Expense (Tables)

6 Months Ended

Jun. 30, 2014

Share-Based Compensation Expense [Abstract]

Schedule Of Total Share-Based Compensation Expense

	For the three months ended				For the six months ended
	June 30,				June 30,
	2014		2013		2014		2013
Amortization of restricted stock and restricted stock unit awards	$	2,274	$	2,630	$	4,682	$	4,762
Amortization of stock option awards		193		185		386		477
Discount given on employee stock purchase transactions through our Employee Stock Purchase Plan		55		51		168		139
Total share-based compensation expense	$	2,522	$	2,866	$	5,236	$	5,378

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

	For the three months ended				For the six months ended
	June 30,				June 30,
	2014		2013		2014		2013
Cost of services before reimbursable expenses	$	1,183	$	1,547	$	2,625	$	2,829
General and administrative expenses		1,339		1,319		2,611		2,549
Total share-based compensation expense	$	2,522	$	2,866	$	5,236	$	5,378