Organization and Summary of Significant Accounting Policies (Details 4) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Internal-use Software
Total property and equipment, net	$ 6,200,000		$ 6,200,000		$ 4,161,000
Minimum
Property and Equipment and Internal-use Software
Estimated useful life			3 years
Maximum
Property and Equipment and Internal-use Software
Estimated useful life			5 years
Capitalized software
Property and Equipment and Internal-use Software
Estimated useful life			3 years
Internal-use Software
Total cost	1,200,000		$ 1,200,000		927,000
Accumulated depreciation	488,000		488,000		330,000
Total property and equipment, net	688,000		688,000		$ 597,000
Capitalized costs			250,000	$ 293,000
Amortization expense	$ 49,000	$ 32,000	$ 158,000	$ 96,000