Shareholders' Equity and Share-Based Compensation - Additional Information (Detail) (USD $)	12 Months Ended				0 Months Ended	12 Months Ended		12 Months Ended																	12 Months Ended		12 Months Ended		0 Months Ended	12 Months Ended		0 Months Ended	12 Months Ended					12 Months Ended				12 Months Ended															1 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012	Oct. 26, 2011	Dec. 07, 2011 Option or Stock Appreciation Right Grant [Member]	Jun. 30, 2014 Restricted Stock Units [Member]	Jun. 30, 2013 Restricted Stock Units [Member]	Jun. 30, 2014 Restricted Stock [Member]	Jun. 30, 2014 Restricted Stock Units with Earning Per Share Performance Conditions [Member]	Jun. 30, 2013 Restricted Stock Units with Earning Per Share Performance Conditions [Member]	Jun. 30, 2012 Restricted Stock Units with Earning Per Share Performance Conditions [Member]	Jun. 30, 2011 Restricted Stock Units with Earning Per Share Performance Conditions [Member]	Jun. 30, 2014 Restricted Stock Units with Market Conditions [Member]	Jun. 30, 2013 Restricted Stock Units with Market Conditions [Member]	Jun. 30, 2012 Restricted Stock Units with Market Conditions [Member]	Jun. 30, 2011 Restricted Stock Units with Market Conditions [Member]	Jun. 30, 2013 Restricted Stock Units with Return on Invested Capital Performance Conditions [Member]	Jun. 30, 2012 Restricted Stock Units with Return on Invested Capital Performance Conditions [Member]	Jun. 30, 2014 Monte Carlo Simulation [Member]	Jun. 30, 2013 Monte Carlo Simulation [Member]	Jun. 30, 2012 Monte Carlo Simulation [Member]	Jun. 30, 2014 Restricted Stock Units [Member]	Jun. 30, 2014 Cash-Settled Stock Appreciation Rights [Member]	Jun. 30, 2013 Cash-Settled Stock Appreciation Rights [Member]	Jun. 30, 2014 New Buyback Program [Member]	Jun. 26, 2013 New Buyback Program [Member]	Jun. 30, 2014 Buyback Program and New Buyback Program [Member]	Jun. 30, 2014 Buyback Program [Member]	Dec. 08, 2010 2002 Plan [Member]	Jun. 30, 2012 2002 Plan [Member]	Jun. 30, 2014 2002 Plan [Member]	Dec. 08, 2010 2002 Plan [Member] Common Stock [Member]	Jun. 30, 2014 2002 Plan [Member] Common Stock [Member] Restricted Stock Units [Member]	Jun. 30, 2014 2012 Plan [Member] award	Jun. 30, 2013 2012 Plan [Member]	Jun. 30, 2012 2012 Plan [Member]	Dec. 04, 2013 2012 Plan [Member]	Jun. 30, 2014 2012 Plan [Member] Full-Value Grant [Member] Prior to December 4, 2013 [Member]	Jun. 30, 2014 2012 Plan [Member] Full-Value Grant [Member] On or After December 4, 2013 [Member]	Jun. 30, 2014 2012 Plan [Member] Option or Stock Appreciation Right Grant [Member]	Dec. 04, 2013 2012 Plan [Member] Maximum [Member]	Jun. 30, 2014 2012 Plan [Member] Common Stock [Member]	Jun. 30, 2014 2012 Plan [Member] Restricted Stock Units [Member]	Jun. 30, 2013 2012 Plan [Member] Restricted Stock Units [Member]	Jun. 30, 2012 2012 Plan [Member] Restricted Stock Units [Member]	Jun. 30, 2014 2012 Plan [Member] Stock-Settled Restricted Stock Units [Member]	Jun. 30, 2014 2012 Plan [Member] Cash-Settled Restricted Stock Units [Member]	Jun. 30, 2014 2012 Plan [Member] Cash-Settled Stock Appreciation Rights [Member]	Jun. 30, 2014 2012 Plan [Member] Time Vested Restricted Stock Units Cliff Vest [Member]	Jun. 30, 2013 2012 Plan [Member] Time Vested Restricted Stock Units Cliff Vest [Member]	Jun. 30, 2012 2012 Plan [Member] Time Vested Restricted Stock Units Cliff Vest [Member]	Jun. 30, 2014 2012 Plan [Member] Time Vested Restricted Stock Units Vest Ratably [Member]	Jun. 30, 2013 2012 Plan [Member] Time Vested Restricted Stock Units Vest Ratably [Member]	Jun. 30, 2012 2012 Plan [Member] Time Vested Restricted Stock Units Vest Ratably [Member]	Jun. 30, 2014 Outside 2002 Plan [Member]	Jun. 30, 2013 Outside 2002 Plan [Member]	Sep. 30, 2008 Outside 2002 Plan [Member] Restricted Stock Units [Member]	Jan. 31, 2008 Outside 2002 Plan [Member] Restricted Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Preferred stock, shares outstanding	0	0
Preferred stock, shares authorized	5,000,000	5,000,000
Preferred stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	200,000,000	200,000,000
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares issued	98,408,042	97,044,572
Treasury stock, shares	30,319,785	28,992,092
Common stock, shares outstanding	68,088,257	68,052,480
Board of Directors authorized the repurchase of common stock				$ 200,000,000																						$ 200,000,000
Repurchased shares under the Buyback Program	1,327,693																										4,719,968
Cost of repurchased shares under Buyback Program	90,800,000																										220,100,000
Expiry date of share buyback program	Jun. 25, 2014																								Jun. 26, 2014			Oct. 25, 2013
Additional number of shares repurchased under programs																											0
Share-based compensation	28,588,000	17,593,000	17,370,000
Total income tax benefit recognized	6,600,000	4,100,000	5,600,000
Shares available for grant																															0			4,542,735			2,869,821
Number of stock options, granted	455,626																																0									455,626				459,140	613	5,515
Stock Option and Incentive Plan, maturity date																																		Dec. 07, 2021
Number of shares of our common stock under 2012 Plan																																									7,269,821
Number of awards for reduction of shares available for grant under 2012 Plan																																		1
Reduction in shares available for grant for one award under the plan																																						1.71	1.5	1
Option awards expiration, maximum, years																																Ten								Ten
Option awards vesting period, minimum years					Three																											Three
Option awards vesting period, maximum years					Five																											Five
Number of awards																																		2
Number of shares available for grant of stock options, stock appreciation rights, restricted stock and restricted stock units																													1,100,000
Grant of stock options stock appreciation rights, restricted stock and restricted stock units not to exceed for shares of common stock																													7,860,000
Option awards expiration, minimum, years								Three
Restricted shares outstanding								0
Share outstanding	1,546,557					1,543,925	1,750,315																12,517
Shares granted under the Plans	1,546,557																						5,515	7,281
Spread receivable percentage																							100.00%
Performance period minimum years																							3 years
Weighted-average grant-date fair value of options granted	$ 20.80	$ 15.87	$ 14.30
Total intrinsic value of options exercised	33,700,000	8,900,000	7,000,000
Extended vesting period after employee termination, days	90 days
Restricted stock units granted						459,140			130,616	97,733	118,546	191,721	130,641	97,733	118,546	191,715	97,733	118,546																									613	970	1,150				183,343	232,617	281,711	14,540	41,037	29,790			28,344	34,608
Cliff vesting period, in years	3 years	3 years	3 years
Restricted stock units, grant date fair value																			6,000,000	3,700,000	3,300,000
Compensation expenses recognized period (years)																														3 years				3 years	3 years
Restricted stock units vesting period									3 years				3 years																																				3 years	3 years	3 years	3 years	3 years	3 years
Restricted stock units, grant date fair value												41.00%				100.00%
Cash-settled restricted stock units, outstanding																																		2,632	2,120	1,150																			0	0
Number of restricted stock units settled																																		0
Number of cash settled restricted stock units	0	1,608	1,608
Restricted stock units settled cost	0	100,000	100,000
Total unrecognized compensation cost																						34,500,000
Aggregate intrinsic value of equity classified restricted stock																						$ 165,900,000
Weighted average recognition period, years																						1 year 1 month 6 days