Fair Value Details (Details) - Subsequent Event [Member] $ in Millions	Aug. 01, 2016 USD ($)
Accreted value of purchase obligation associated with a business combination	$ 76.5
Cumulative percentage of ownership after all transactions	100.00%

Percentage of subsidiary's or equity method investee's stock owned by parent immediately after all stock transactions.

No definition available.

Name:	us-gaap_SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration