Fair Value Measurements - Schedule of Fair Value of Financial Assets Measured on Recurring Basis (Details) $ in Thousands	Jun. 30, 2015 USD ($)
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Derivative assets	$ 2,329
Level 2
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Derivative assets	$ 2,329