Derivative Instruments, Hedging Activities and Fair Value (Details 4)	Sep. 30, 2016 USD ($)
Designated as hedging instrument \| Maturing 2017
Derivatives Designated as Hedging Instruments
Contractual Amount	$ 3,400,000.0

Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12
-Section 13
-Sentence Column B

Name:	invest_DerivativeNotionalAmount
Namespace Prefix:	invest_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant