XML 33 R17.htm IDEA: XBRL DOCUMENT

Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2012

Financial instruments measured at fair value on a recurring basis


	Level 1		Level 2		Fair value measurements
	($000 omitted)
Short-term investments		37,052		—		37,052
Investments available-for-sale:
Debt securities:
Municipal		—		17,892		17,892
Corporate and utilities		—		265,255		265,255
Foreign		171,026		—		171,026
U.S. Government		18,750		—		18,750
Equity securities		10,857		—		10,857

		237,685		283,147		520,832


	Level 1		Level 2		Fair value measurements
	($000 omitted)
Short-term investments		33,137		—		33,137
Investments available-for-sale:
Debt securities:
Municipal		—		27,801		27,801
Corporate and utilities		—		244,123		244,123
Foreign		164,268		—		164,268
U.S. Government		19,350		—		19,350
Equity securities		5,443		—		5,443

		222,198		271,924		494,122

- Definition

Tabular disclosure of assets, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, by class that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3).

+ References+ Details