Interest Rate Swap Summary (Details) - Jun. 30, 2015 - USD ($) $ in Thousands		Total
Interest Rate Swap One
Interest rate swap derivative financial instruments
Forecasted Notional Amount		$ 160,000
Variable Interest Rate	[1]	3 month LIBOR
Fixed Interest Rate	[1]	3.378%
Term, Effective Date	[2]	Oct. 21, 2014
Term, Maturity Date	[2]	Oct. 21, 2021
Interest Rate Swap Two
Interest rate swap derivative financial instruments
Forecasted Notional Amount		$ 100,000
Variable Interest Rate	[1]	3 month LIBOR
Fixed Interest Rate	[1]	2.498%
Term, Effective Date	[2]	Nov. 30, 2015
Term, Maturity Date	[2]	Nov. 30, 2022

[1] The Company pays the fixed interest rate and the counterparty pays the Company the variable interest rate.

[2] No cash will be exchanged prior to the beginning of the payment term.