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Income Taxes (Details 2) | 12 Months Ended
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Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
Differences between the U.S. federal statutory rate and the Company's effective tax rate for continuing operations |  |  |
U.S. federal statutory rate (as a percent) | 35.00% | 35.00% | 35.00%
State income taxes, net of U.S. federal income tax expense (as a percent) | 3.50% | 3.80% | 4.50%
Provision to return adjustments, net (as a percent) | (0.30%) | (0.20%) | (0.30%)
Deferred tax adjustments, net (as a percent) |  |  | (0.10%)
Domestic production/manufacturing deduction (as a percent) | (2.00%) | (2.00%) | (2.70%)
Non-deductible meals and entertainment (as a percent) | 0.40% | 0.40% | 0.70%
Research and development credit (as a percent) |  | (0.10%) | (0.10%)
Other, net (as a percent) | 0.10% | 0.50% |
Total (as a percent) | 36.70% | 37.40% | 37.00%

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