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Summary of Significant Accounting Policies (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2013 | Sep. 30, 2012 | Sep. 30, 2013 | Sep. 30, 2012
Cash paid for: |  |  |  |
Interest | $ 269 | $ 320 | $ 789 | $ 984
Income taxes for continuing operations | 1,928 | 1,578 | 5,051 | 3,107
Income taxes for discontinued operations |  |  |  | 5
Total | 2,197 | 1,898 | 5,840 | 4,096
Income Taxes |  |  |  |
Tax expense | $ 6,588 | $ 3,926 | $ 14,366 | $ 6,031
Effective tax rate (as a percent) |  |  | 38.80% | 46.50%
Federal statutory income taxes rate (as a percent) |  |  | 35.00% | 35.00%
State income taxes rate (as a percent) |  |  | (3.80%) | (3.20%)
Income attributable to noncontrolling interest (as a percent) |  |  |  | (4.40%)
Tax reserves (as a percent) |  |  |  | (3.10%)

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- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to tax reserves, which is associated with regulatory audits, accounting for losses associated with underperforming operations and the partial ownership of consolidated entities. + References No definition available. + Details
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- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32687-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32698-109319 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)(2)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph h -Subparagraph 2 -Article 4 + Details
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