Employee Benefit Plans -Summary of Change in Projected Benefit Obligation Plan Assets and Funded Status (Detail) - USD ($) $ in Thousands	1 Months Ended	11 Months Ended	12 Months Ended
	Aug. 14, 2013	Jun. 30, 2014	Jun. 30, 2016	Jun. 30, 2015
Change in plan assets:
Employer contributions			$ 7,301	$ 7,920
Predecessor
Change in plan assets:
Employer contributions	$ 295	$ 3,927
Pension Plan
Change in benefit obligation:
Benefit obligation at beginning of period			585,783	579,708
Service cost		1,331	3,618	3,676
Interest cost		9,127	20,298	22,891
Foreign exchange impact			(95,960)	(42,855)
Actuarial gain			72,299	39,891
Employee contributions			1,304	1,394
Benefits paid			(19,954)	(18,922)
Benefit obligation at end of period		579,708	567,388	585,783
Change in plan assets:
Fair value of plan assets at beginning of year			594,769	557,271
Actual return on plan assets			92,936	81,813
Foreign exchange impact			(98,248)	(41,234)
Employer contributions			13,360	14,447
Employee contributions			1,304	1,394
Benefits paid			(19,954)	(18,922)
Fair value of plan assets at end of year		$ 557,271	584,167	594,769
Net overfunded status at end of year			16,779	8,986
Components of the amounts recognized in the Consolidated Balance Sheet:
Other long-term assets			24,880	20,576
Other long-term liabilities			(8,101)	(11,590)
Net overfunded status			$ 16,779	$ 8,986
Pension Plan | Predecessor
Change in benefit obligation:
Interest cost	$ 38