Income Taxes (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Current [Abstract]
Federal	$ 95,000	$ 12,000
State	113,000	66,000
Current, Total	208,000	78,000
Deferred [Abstract]
Federal	1,353,000	225,000
State	902,000	41,000
Deferred, Total	2,255,000	266,000
Valuation Allowance Year	(37,527,000)	0
Total income tax expense	(35,064,000)	344,000
Reconciliations of U.S. federal statutory rate to effective income tax rate [Abstract]
Tax provision at U.S. federal statutory rates (in hundredths)	34.00%	35.00%
State taxes (in hundredths)	3.50%	5.90%
Federal rate adjustments	34.60%	0.00%
State rate adjustment (in hundredths)	0.50%	8.80%
Deferred tax asset adjustment	5.90%	0.00%
Non-deductible permanent items (in hundredths)	0.60%	0.70%
Stock options (in hundredths)	0.40%	3.40%
Other (in hundredths)	0.50%	(0.70%)
Change in federal valuation allowance (in hundredths)	(1219.10%)	(33.20%)
Effective income tax rate (in hundredths)	(1139.10%)	19.90%
Deferred tax assets: [Abstract]
Allowance for doubtful accounts	149,000	160,000
Accrued liabilities	832,000	248,000
Net operating loss carry-forwards	37,426,000	40,350,000
Fixed assets	111,000	144,000
Intangible assets	2,006,000	1,991,000
Share-based compensation expense	1,143,000	944,000
Deferred revenue	0	2,000
Other	184,000	44,000
Total gross deferred tax assets	41,851,000	43,883,000
Valuation allowance	(6,356,000)	(43,883,000)
Deferred tax liabilities [Abstract]
Tax deductible goodwill	(843,000)	(620,000)
Total gross deferred tax liabilities	(843,000)	(620,000)
Net deferred income taxes	34,652,000	(620,000)
Operating Loss Carryforwards [Line Items]
Annual limitation amount of net operating losses	9,900,000
Valuation allowance of subsidiary	4,100,000
Reconciliation of beginning and ending amount of unrecognized tax benefits [Roll Forward]
Balance at January 1	636,000	500,000
Additions based on tax positions related to the current year	0	0
Additions based on tax positions related to prior years	0	136,000
Reductions based on tax positions related to prior years and settlements	0	0
Reductions based on the lapse of the statutes of limitations	0	0
Balance at December 31	636,000	636,000
Federal [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carry-forwards	100,900
Net operating loss carry forwards incurred by subsidiary	10,800,000
Net operating losses of subsidiary pertaining to stock options deductions	13,500,000
Valuation allowance of subsidiary to be credited to stockholders' equity	4,600,000
Net operating losses pertaining to deductions from stock-based compensation	600,000
Research and development tax credit carry forwards	300,000
Federal [Member] | 2021 [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carry-forwards	21,600
Federal [Member] | 2022 [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carry-forwards	1,700
Federal [Member] | 2023 [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carry-forwards	0
Federal [Member] | 2024 [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carry-forwards	4,100
Federal [Member] | 2025 [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carry-forwards	7,700
Federal [Member] | 2026 [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carry-forwards	25,500
Federal [Member] | 2027 [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carry-forwards	15,500
Federal [Member] | 2028 [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carry-forwards	5,200
Federal [Member] | 2029 [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carry-forwards	7,700
Federal [Member] | 2030 [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carry-forwards	10,600
Federal [Member] | 2031 [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carry-forwards	1,300
State [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carry-forwards	66,100
Net operating loss carry forwards incurred by subsidiary	5,000,000
Net operating losses of subsidiary pertaining to stock options deductions	6,700,000
Valuation allowance of subsidiary to be credited to stockholders' equity	200,000
Net operating losses pertaining to deductions from stock-based compensation	100,000
Research and development tax credit carry forwards	200,000
State [Member] | 2014 [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carry-forwards	4,600
State [Member] | 2015 [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carry-forwards	6,600
State [Member] | 2016 [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carry-forwards	20,600
State [Member] | 2017 [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carry-forwards	3,200
State [Member] | 2028 [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carry-forwards	2,600
State [Member] | 2029 [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carry-forwards	5,800
State [Member] | 2030 [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carry-forwards	11,000
State [Member] | 2031 [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carry-forwards	1,300
State [Member] | California [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carry-forwards	55,700
State [Member] | Other State [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carry-forwards	$ 10,400