Transactions with Affiliates (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014
Chairman and Chief Executive Officer, and Certain Family Partnerships and Affiliates [Member]
Related Party Transaction [Line Items]
Due to related parties, current	$ 1,000		$ 1,000		$ 51,000
Expense reimbursements to related parties	24,000	$ 41,000	50,000	$ 82,000
Other Affiliated Entities [Member]
Related Party Transaction [Line Items]
Expense reimbursements to related parties	29,000	26,000	46,000	34,000
Expense reimbursements from related parties	10,000	10,000	22,000	21,000
Rent expense paid	$ 143,000	$ 182,000	$ 286,000	$ 302,000