LONG-TERM DEBT	3 Months Ended
Mar. 31, 2012
Debt Disclosure [Abstract]
Long-term Debt [Text Block]	8. LONG-TERM DEBT On March 1, 2002, the Company issued $385 million of 6.5% senior unsecured notes due March 1, 2012. During 2003, the Company entered into an interest rate swap agreement to effectively convert this fixed-rate debt to a floating rate. See Note 5 for further information. The notes matured and were redeemed in full on March 1, 2012, utilizing available cash on hand.

The entire disclosure for long-term debt.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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