Consolidated Statement of Stockholders' Equity - 6 months ended Jun. 30, 2016 - USD ($)	Total	Common Stock [Member]	Additional Paid In Capital [Member]	Retained Earnings [Member]
Balances at Dec. 31, 2015	$ 253,255,000	$ 217,000	$ 253,038,000	$ 0
Increase (Decrease) in Stockholders' Equity
Net loss	1,872,000	0	0	1,872,000
Cash dividend declared	(18,421,000)	0	(16,549,000)	(1,872,000)
Stock Issued During Period, Value, New Issues	6,591,000	7,000	6,584,000	0
Issuance of common shares pursuant to equity compensation plan	252,000	0	252,000	0
Amortization of equity plan compensation	134,000	0	134,000	0
Balances at Jun. 30, 2016	$ 243,683,000	$ 224,000	$ 243,459,000	$ 0