Fair Value Measurements (Details 2) - Contingent consideration $ in Thousands	2 Months Ended
	Sep. 30, 2015 USD ($)
Financial instruments measured at Level 3 fair value on a recurring basis rollforward
Initial recognition at the Closing Date	$ 162,346
Mark to market adjustment	4,724
Total	167,070
Tax amortization benefit contingency
Financial instruments measured at Level 3 fair value on a recurring basis rollforward
Initial recognition at the Closing Date	145,174
Mark to market adjustment	2,460
Total	147,634
Deferred payment
Financial instruments measured at Level 3 fair value on a recurring basis rollforward
Initial recognition at the Closing Date	17,172
Mark to market adjustment	2,264
Total	$ 19,436