XML 42 R31.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Stock-Based Compensation (Tables) | 6 Months Ended
--- | ---
Dec. 31, 2018
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] |
Stock-Based Compensation Expense and Related Tax Benefits 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, |
|  | 2018 |  |  | 2017 |  |  | 2018 |  |  | 2017 |
Stock-based compensation related to RSUs included in indirect costs and selling expense |  | $ | 6,349 |  |  | $ | 6,038 |  |  | $ | 12,047 |  |  | $ | 12,389 |
Income tax benefit recognized for stock-based compensation expense |  | $ | 1,657 |  |  | $ | 1,985 |  |  | $ | 2,373 |  |  | $ | 4,074 |
Annual Performance-Based Awards Granted | The annual performance-based awards granted for each of the fiscal years presented were as follows:
|  | Performance-based stock awards granted |  |  | Number of additional shares earned under performance-based stock awards |
Fiscal year 2019 |  |  | 101,976 |  |  |  | — |
Fiscal year 2018 |  |  | 185,056 |  |  |  | 20,116 |
Fiscal year 2017 |  |  | 193,420 |  |  |  | 73,065 |
Summary of Activity Related to RSUs | Activity related to RSUs during the six months ended December 31, 2018 is as follows:
|  | RSUs |
Unvested at June 30, 2018 |  |  | 663,987 |
Granted |  |  | 241,542 |
Vested |  |  | (251,857 | )
Forfeited |  |  | (24,637 | )
Unvested at December 31, 2018 |  |  | 629,035 |
Weighted-average grant date fair value for RSUs |  | $ | 205.74 |

X
- References No definition available. + Details
Name: | us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the amount of total share-based compensation cost, including the amounts attributable to each share-based compensation plan and any related tax benefits. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByPlanTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the changes in outstanding nonvested performance-based units. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfNonvestedPerformanceBasedUnitsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year. + References No definition available. + Details
Name: | us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration