Subsequent Events (Details) - USD ($) $ in Millions	1 Months Ended	12 Months Ended
	Jul. 31, 2017	Jun. 30, 2017
Subsequent Event [Line Items]
Threshold of coverage for all losses per occurrence covered by reinsurance arrangement, next fiscal year		$ 1.0
Subsequent Event [Member] | Adp Indemnity [Member]
Subsequent Event [Line Items]
Payments for Reinsurance	$ 235.0