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