Acquisition (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013
Business Acquisition [Line Items]
Goodwill recorded from acquisition	$ 14,157,000		$ 14,157,000		$ 6,852,000
Amortization of identifiable intangible assets	31,000	0	31,000	0
Brink Software Inc. [Member]
Business Acquisition [Line Items]
Payments for the acquisition			10,000,000
Period of purchase price payable			3 years
Contingent liability payable, Maximum	7,000,000		7,000,000
Percentage of equity interest (in hundredths)	100.00%		100.00%
Fair value of negative equity purchased	108,000		108,000
Goodwill recorded from acquisition	7,300,000		7,300,000
Amortizable intangible assets	7,200,000		7,200,000
Amortization of identifiable intangible assets			31,000
Escrow provision for contingent purchase agreement			1,000,000
Aggregate purchase price	14,400,000		14,400,000
Cash acquired on purchase of business			184,000
Net cash paid for purchase of business			5,000,000
Additional estimated cash payments	9,400,000		9,400,000
Estimated fair value liability for contingent consideration	4,500,000		4,500,000
Transaction, integration, and other acquisition related costs	91,000		91,000
Brink Software Inc. [Member] | Tranche One [Member]
Business Acquisition [Line Items]
Payments for the acquisition			5,000,000
Brink Software Inc. [Member] | Tranche Two [Member]
Business Acquisition [Line Items]
Payments for the acquisition			3,000,000
Brink Software Inc. [Member] | Tranche Three [Member]
Business Acquisition [Line Items]
Payments for the acquisition			$ 2,000,000