Debt - Long Term Debt (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Debt Instrument [Line Items]
Debt	$ 30,950	$ 29,112
Interest rate	1.75%
Acquisition Debt [Member]
Debt Instrument [Line Items]
Debt	11,046	12,274
Acquisition Debt [Member] | Interest rate of 3.94% to 4.5%, payments due through 2013
Debt Instrument [Line Items]
Debt	0	5,551
Acquisition Debt [Member] | Interest rate of 3.94% to 4.19%, payments due through 2014
Debt Instrument [Line Items]
Debt	1,830	0
Acquisition Debt [Member] | Interest rates of 3.94%, payments due through 2015
Debt Instrument [Line Items]
Debt	1,591	0
Interest rate	3.94%
Acquisition Debt [Member] | Interest rate of 5%, payments due through 2014
Debt Instrument [Line Items]
Debt	425	425
Interest rate	5.00%
Acquisition Debt [Member] | Interest rate of 5%, payments due through 2015
Debt Instrument [Line Items]
Debt	5,048	0
Interest rate	5.50%
Acquisition Debt [Member] | Interest rate of 6%, payments due through 2014
Debt Instrument [Line Items]
Debt	0	4,136
Interest rate	6.00%
Acquisition Debt [Member] | Interest rate of 6.5%, payments due through 2036
Debt Instrument [Line Items]
Debt	548	558
Interest rate	6.50%
Acquisition Debt [Member] | Interest rate of 10%, payments due through 2014
Debt Instrument [Line Items]
Debt	1,604	1,604
Interest rate	10.00%
Construction Development Debt [Member]
Debt Instrument [Line Items]
Debt	19,904	16,838
Construction Development Debt [Member] | Interest rates of 3.94%, payments due through 2015
Debt Instrument [Line Items]
Debt	12,181	0
Interest rate	3.94%
Construction Development Debt [Member] | Interest rate of 5%, payments due through 2015
Debt Instrument [Line Items]
Interest rate	5.00%
Construction Development Debt [Member] | Interest rate of 6%, payments due through 2014
Debt Instrument [Line Items]
Debt	0	10,838
Construction Development Debt [Member] | Interest rate of 10%, payments due through 2014
Debt Instrument [Line Items]
Debt	0	6,000
Interest rate	10.00%
Construction Development Debt [Member] | Interest rate of 3.94%, payments due through 2014
Debt Instrument [Line Items]
Debt	1,705	0
Interest rate	3.94%
Construction Development Debt [Member] | Interest rate of 5%, payments due through 2015
Debt Instrument [Line Items]
Debt	$ 6,018	$ 0
Minimum [Member] | Acquisition Debt [Member] | Interest rate of 3.94% to 4.5%, payments due through 2013
Debt Instrument [Line Items]
Interest rate	3.94%
Minimum [Member] | Acquisition Debt [Member] | Interest rate of 3.94% to 4.19%, payments due through 2014
Debt Instrument [Line Items]
Interest rate	3.94%
Minimum [Member] | Construction Development Debt [Member] | Interest rate of 6%, payments due through 2014
Debt Instrument [Line Items]
Interest rate	6.00%
Maximum [Member] | Acquisition Debt [Member] | Interest rate of 3.94% to 4.5%, payments due through 2013
Debt Instrument [Line Items]
Interest rate	4.50%
Maximum [Member] | Acquisition Debt [Member] | Interest rate of 3.94% to 4.19%, payments due through 2014
Debt Instrument [Line Items]
Interest rate	4.19%