XML 112 R49.htm IDEA: XBRL DOCUMENT

Income Tax Expense Deferred Tax (Assets) Liabilities on Consolidated Balance Sheets (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Income Tax Expense [Abstract]
Income Taxes Receivable, Noncurrent	$ (9,871)	$ (7,355)
Deferred Federal and State Income Taxes	40,869	31,075
Unfunded Future Income Taxes	8,992	7,355
Unamortized Investment Tax Credits	1,490	1,313
Other Deferred Income Tax (Assets) Liabilities	(207)	(185)
Net Deferred Income Tax (Asset) Liability	$ 41,273	$ 32,203

Amount of deferred tax liability attributable to taxable temporary differences, net of deferred tax asset attributable to deductible temporary differences and carryforwards net of valuation allowances expected to be realized or consumed after one year (or the normal operating cycle, if longer).

+ References+ Details

- Definition

Carrying amount due after one year of the balance sheet date (or one operating cycle, if longer) from tax authorities as of the balance sheet date representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes.

+ References+ Details