Consolidated Statement Of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
INVESTMENT INCOME
Interest income	$ 20,335	$ 16,045	$ 38,717	$ 31,777
EXPENSES
Base management fee	2,405	1,497	4,373	2,988
Incentive fee	1,182	2,312	3,237	2,312
Interest expense	2,582	1,992	4,724	3,824
Other investment related expenses	327	0	327	0
Compensation expense	432	300	760	675
Custody and other fees	338	304	656	608
Professional fees	338	328	779	606
Agency and administration fees	281	217	543	430
Insurance expense	173	177	353	354
Directors' fees and expenses	66	66	143	140
Share-based LTIP expense	43	30	85	58
Total expenses	8,167	7,223	15,980	11,995
NET INVESTMENT INCOME	12,168	8,822	22,737	19,782
Net realized gain (loss) on:
Investments	10,598	(2,734)	24,596	5,413
Swaps	(4,152)	(8,537)	(5,535)	(28,464)
Futures	(775)	(9)	(797)	(17)
Total net realized gain (loss) on investments and financial derivatives	5,671	(11,280)	18,264	(23,068)
Change in net unrealized gain (loss) on:
Investments	(27,971)	10,300	(5,132)	28,430
Swaps	21,866	2,928	16,589	17,745
Futures	(29)	(2)	(7)	(66)
Total net unrealized gain (loss) on investments and financial derivatives	(6,134)	13,226	11,450	46,109
NET REALIZED AND UNREALIZED GAIN (LOSS) ON INVESTMENTS AND FINANCIAL DERIVATIVES	(463)	1,946	29,714	23,041
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	11,705	10,768	52,451	42,823
Net Income (Loss) Attributable to Noncontrolling Interest	105	0	516	0
Net Income (Loss) Attributable to Parent	$ 11,600	$ 10,768	$ 51,935	$ 42,823
NET INCREASE (DECREASE) IN SHAREHOLDERS' EQUITY RESULTING FROM OPERATIONS PER SHARE:
Basic and Diluted (in usd per share)	$ 0.49	$ 0.64	$ 2.35	$ 2.54