Income Taxes (Tables)

6 Months Ended

Dec. 31, 2018

Income Tax Disclosure [Abstract]

Schedule of Details of Income Taxes

The following table provides details of income taxes:

	Three months ended December 31,						Six months ended December 31,
(Dollar amounts in thousands)	2018			2017			2018			2017
Income before income taxes	$	415,963		$	347,307		$	843,531		$	683,459
Provision for income taxes	$	46,863		$	481,626		$	78,487		$	536,842
Effective tax rate	11.3		%	138.7		%	9.3		%	78.5		%