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Summary of Significant Accounting Policies Significant Accounting Policies (Details) (USD $) | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2014 | Jun. 30, 2013 | Jun. 30, 2014 | Jun. 30, 2013 | Dec. 31, 2013
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |
Tangible Asset Impairment Charges | $ 2,130,000 | $ 0 | $ 2,130,000 | $ 0 |
Unamortized Debt Issuance Expense | 200,000 |  | 200,000 |  |
Treasury money market funds, at fair value | 14,700,000 |  | 14,700,000 |  | 21,000,000
Internal-use software development costs capitalized |  |  | 1,623,000 | 1,534,000 |
Effective income tax rate | 15.00% | 11.00% | 10.00% | (87.00%) |
Federal statutory income tax rate | 34.00% |  |  |  |
Income Tax Expense (Benefit) | (1,240,000) | 71,000 | (1,800,000) | (1,078,000) |
Amortization of Financing Costs | 12,500 |  | 25,000 |  |
Line of Credit Facility, Amount Outstanding | 0 |  | 0 |  |
Line of Credit Facility, Maximum Borrowing Capacity | 50,000,000 |  | 50,000,000 |  |
Cloud-based product offerings [Member] |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |
Internal-use software development costs capitalized | 900,000 | 800,000 | 1,600,000 |  |
Capitalized Computer Software, Amortization | $ 200,000 | $ 100,000 | $ 300,000 | $ 200,000 |
Maximum [Member] |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period |  |  | 4 years |  |

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- Definition Amount of noncash expense included in interest expense to issue debt and obtain financing associated with the related debt instruments. Alternate captions include noncash interest expense. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.8) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 8 -Article 5 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 8 -Article 9 + Details
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