Note 10. Derivative Instruments - The Effect of Derivative Instruments on Other Comprehensive Income (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Mar. 31, 2015	Mar. 31, 2014
Derivative Instruments, Gain (Loss)
Derivative Instruments, Pre-Tax Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion	$ 0	$ 362	$ 2,513	$ (536)
Foreign Exchange Contract
Derivative Instruments, Gain (Loss)
Derivative Instruments, Pre-Tax Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion	$ 0	$ 362	$ 2,513	$ (536)