Long-Term Debt (Components Of Interest Expense) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Mar. 31, 2013	Mar. 31, 2012
Long-Term Debt [Abstract]
Coupon interest	$ 1,594	$ 1,594	$ 4,781	$ 4,781
Non-cash amortization of discount	3,248	3,036	9,573	8,946
Amortization of issuance costs	205	205	615	615
Total	$ 5,047	$ 4,835	$ 14,969	$ 14,342