Fair Value Measurements (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Financial liability recorded at fair value on a recurring basis [Abstract]
Interest rate swaps	$ (902)	$ (569)
Fixed-rate debt on balance sheet
Fixed-rate debt outstanding [abstract]
Fixed-rate debt	1,021	676
Estimated fair value of fixed-rate debt
Fixed-rate debt outstanding [abstract]
Fixed-rate debt	1,055	706
Recurring
Financial liability recorded at fair value on a recurring basis [Abstract]
Interest rate swaps	(902)	(569)
Recurring | Level 1
Financial liability recorded at fair value on a recurring basis [Abstract]
Interest rate swaps	0	0
Recurring | Level 2
Financial liability recorded at fair value on a recurring basis [Abstract]
Interest rate swaps	(902)	(569)
Recurring | Level 3
Financial liability recorded at fair value on a recurring basis [Abstract]
Interest rate swaps	$ 0	$ 0