Leases and Related Parties Future Minimum Lease Payments (Details) - USD ($)	12 Months Ended				24 Months Ended
	Dec. 31, 2015	Dec. 27, 2015	Dec. 31, 2014	Dec. 31, 2013	Mar. 31, 2017
Related Party Transaction [Line Items]
Related Party Transaction, Amounts of Transaction		$ 351,000
Annual Lease Payments, Related Parties			$ 427,000
Future Minimum Lease Payments, Related Parties			$ 300,000
Related Party Transaction, Expenses from Transactions with Related Party	$ 275,000
Operating Leases, Rent Expense, Net	1,900,000			$ 1,800,000
Operating Leases, Future Minimum Payments Due, Next Twelve Months	1,165,000
Operating Leases, Future Minimum Payments, Due in Two Years	641,000
Operating Leases, Future Minimum Payments, Due in Three Years	645,000
Operating Leases, Future Minimum Payments, Due in Four Years	437,000
Operating Leases, Future Minimum Payments, Due in Five Years	438,000
Operating Leases, Future Minimum Payments, Due Thereafter	2,640,000
Operating Leases, Future Minimum Payments Due	$ 5,966,000
Scenario, Forecast [Member]
Related Party Transaction [Line Items]
Annual Lease Payments, Related Parties					$ 225,000