XML 27 R31.htm IDEA: XBRL DOCUMENT

Business and Significant Accounting Policy - Changes in Marketable Securities (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Notes to Financial Statements
Gross cash proceeds	$ 1,238,000	$ 316,000	$ 1,591,000	$ 1,964,000
Cost	106,000	14,000	127,000	94,000
Gross gain on sale included in earnings during the period	1,132,000	302,000	1,464,000	1,870,000
Deferred taxes on gross gain on sale included in earnings	(422,000)	(113,000)	(546,000)	(698,000)
Reclassification adjustment to unrealized gain in other comprehensive income for net gains included in earnings	(710,000)	(189,000)	(918,000)	(1,172,000)
Gross unrealized holding (loss) gain arising during the period included in other comprehensive loss.	(1,579,000)	117,000	(2,665,000)	(3,170,000)
Deferred taxes on unrealized holdings loss (gain) included in other comprehensive loss	589,000	(44,000)	994,000	1,183,000
Net unrealized holding (loss) gain	(990,000)	73,000	(1,671,000)	(1,987,000)
Other comprehensive (loss) income from marketable equity securities	$ (1,700,000)	$ (116,000)	$ (2,589,000)	$ (3,159,000)