FAIR VALUE MEASUREMENTS (Details) (Recurring basis, USD $) In Thousands, unless otherwise specified	Sep. 30, 2014
Total Carrying Value
Other long-term assets:
Total assets at fair value	$ 17,886
Total Carrying Value | Money market mutual funds
Other long-term assets:
Money Market Mutual Funds	127
Total Carrying Value | Mutual fund large U.S. equity
Other long-term assets:
Equity securities, available-for-sale:	2,857
Total Carrying Value | Mutual fund small/mid U.S. equity
Other long-term assets:
Equity securities, available-for-sale:	1,476
Total Carrying Value | Mutual fund international
Other long-term assets:
Equity securities, available-for-sale:	758
Total Carrying Value | Mutual fund balance
Other long-term assets:
Equity securities, available-for-sale:	743
Total Carrying Value | Mutual fund fixed income
Other long-term assets:
Equity securities, available-for-sale:	468
Total Carrying Value | RealD Inc. | Common stock
Other long-term assets:
Equity securities, available-for-sale:	11,457
Quoted prices in active market (Level 1)
Other long-term assets:
Total assets at fair value	17,886
Quoted prices in active market (Level 1) | Money market mutual funds
Other long-term assets:
Money Market Mutual Funds	127
Quoted prices in active market (Level 1) | Mutual fund large U.S. equity
Other long-term assets:
Equity securities, available-for-sale:	2,857
Quoted prices in active market (Level 1) | Mutual fund small/mid U.S. equity
Other long-term assets:
Equity securities, available-for-sale:	1,476
Quoted prices in active market (Level 1) | Mutual fund international
Other long-term assets:
Equity securities, available-for-sale:	758
Quoted prices in active market (Level 1) | Mutual fund balance
Other long-term assets:
Equity securities, available-for-sale:	743
Quoted prices in active market (Level 1) | Mutual fund fixed income
Other long-term assets:
Equity securities, available-for-sale:	468
Quoted prices in active market (Level 1) | RealD Inc. | Common stock
Other long-term assets:
Equity securities, available-for-sale:	$ 11,457