Other Long-Term Obligations (Details) (USD $)	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Dec. 31, 2012	Jun. 30, 2012
Other Liabilities, Noncurrent [Abstract]
Supplemental Executive Retirement Plan Liability	$ 27,049,000			$ 27,460,000
Product liability	17,185,000			17,011,000
Deferred income taxes	36,328,000			30,123,000
Deferred compensation	11,679,000			11,774,000
Liability for Uncertain Tax Positions, Noncurrent	15,524,000	3,100,000	9,700,000	13,430,000	9,010,000
Other	10,511,000			12,397,000
Total long-term obligations	$ 118,276,000			$ 112,195,000