Income Tax Examination Proposed Adjustment Excluding Interest And Penalties.

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The sum of the amounts of estimated penalties and interest arising from income tax examinations.

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Income Tax Examination, Tax Credit Granted in Settlement.

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The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income.

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

-Publisher FASB

-Name Accounting Standards Codification

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 95

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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-Paragraph 27

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The amount of penalty expense recorded in the period based upon the specified tax examination.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

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The estimated range of reasonably possible losses resulting from an adverse position taken by a taxing authority.

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-Name FASB Interpretation (FIN)

-Number 14

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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The tax year(s) being audited in connection with the income tax examination.

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Commitments and Contingencies - Income Tax Examination (Details) (USD $)	3 Months Ended	1 Months Ended	3 Months Ended	6 Months Ended
	Jun. 30, 2011	Jul. 31, 2006 Indiana Sales Tax [Member]	Dec. 31, 2010 Indiana Sales Tax [Member]	Jun. 30, 2011 Indiana Sales Tax [Member]	Jun. 30, 2011 Indiana Income Tax [Member]
Income Tax Examination [Line Items]
Income Taxes Paid		$ 800,000	$ 3,300,000
Income Tax Examination, Year(s) under Examination					2005 to 2007
Income Tax Examination, Proposed Adjustment Excluding Interest and Penalties					7,300,000
Income Tax Examination, Proposed Penalties and Interest Expense					2,300,000
Proposed adjustment including interest and penalties				3,100,000
Income Tax Examination, Penalties from Examination				246,000
Income Tax Examination, Tax Credit Granted in Settlement	$ 123,000