Income Taxes (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Income Tax Disclosure [Abstract]
Income tax expense	$ 271,000	$ (434,000)	$ 503,000	$ 464,000
Effective income tax rate			39.00%	28.00%
Income taxes payable	$ 0		$ 0		$ 1,237,000
Income taxes paid			$ 1,350,000	$ 2,153,000