SHAREHOLDERS' EQUITY (Details) (USD $) In Thousands, except Share data	Sep. 30, 2011	Sep. 30, 2010
Accumulated other comprehensive loss [Abstract]
Cumulative foreign currency translation	$ 1,830	$ 10,440
Fair value of derivatives, net of tax	(4,368)	(2,711)
Minimum pension liability, net of tax	(56,120)	(44,865)
Total accumulated other comprehensive loss	(58,658)	(37,136)
Tax expense (benefit) on fair value of derivatives	(2,793)	(1,734)
Tax expense (benefit) on minimum pension liability	$ (35,650)	$ (28,454)
Class A common stock [Member]
Class of Stock [Line Items]
Common stock, shares authorized (in shares)	70,000,000	70,000,000
Common stock, par value (in dollars per share)	$ 1.00	$ 1.00
Class A common stock [Member]
Equity, Class of Treasury Stock [Line Items]
Shares authorized to be repurchased (in shares)	2,500,000
Shares repurchased (in shares)	2,169,470