Long-Term Debt (Components Of Interest Expense) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2012	Mar. 31, 2011	Mar. 31, 2012	Mar. 31, 2011
Long-Term Debt [Abstract]
Coupon interest	$ 1,594	$ 1,594	$ 4,781	$ 4,781
Non-cash amortization of discount	3,036	2,837	8,946	8,359
Amortization of issuance costs	205	205	615	615
Total	$ 4,835	$ 4,636	$ 14,342	$ 13,755