Cash and Cash Equivalents and Fair Value of Financial Instruments - Interest Rate Swaps (Details) - USD ($)	9 Months Ended
	Sep. 30, 2016	Dec. 31, 2015
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amounts reclassified into current earnings	$ 0
Fair value of interest rate swaps	108,000	$ 32,000
Interest Rate Swap [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative, notional amount	$ 100,000,000
Derivative, fixed interest rate	0.80%
Fair value of interest rate swaps	$ 100,000
Interest Rate Swap [Member] | London Interbank Offered Rate (LIBOR)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative, basis spread on variable rate	0.00%