Stock-Based Compensation (Tables)

6 Months Ended

Dec. 31, 2016

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

Stock-Based Compensation Expense Recognized

Stock-based compensation expense recognized, together with the income tax benefits recognized, is as follows (in thousands):

	Three Months Ended				Six Months Ended
	December 31,				December 31,
	2016		2015		2016		2015
Total stock-based compensation related to RSUs included in    indirect costs and selling expense	$	5,660	$	4,835	$	10,557	$	8,473
Income tax benefit recognized for stock-based compensation    expense	$	2,125	$	1,734	$	3,883	$	3,177

Schedule of Activity Related to RSUs

Activity related to RSUs during the six months ended December 31, 2016 is as follows:

	RSUs
Outstanding, June 30, 2016		873,854
Granted		223,108
Vested		(106,977	)
Forfeited		(22,130	)
Outstanding, December 31, 2016		967,855
Weighted-average grant date fair value for RSUs	$	101.52