CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN PARTNERS' CAPITAL CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN PARTNERS' CAPITAL - USD ($) $ in Thousands	Total	LCIF [Member]
Beginning balance (in units) at Dec. 31, 2015		83,241,396
Beginning balance at Dec. 31, 2015		$ 461,657
Increase (Decrease) in Partners' Capital [Roll Forward]
Changes in co-borrower debt allocation		(17,179)
Distributions		(49,900)
Net income (loss)	$ 79,521	$ (20,798)
Ending balance (in units) at Sep. 30, 2016		83,241,396
Ending balance at Sep. 30, 2016		$ 373,780
Beginning balance (in units) at Dec. 31, 2016		83,241,396
Beginning balance at Dec. 31, 2016		$ 387,623
Increase (Decrease) in Partners' Capital [Roll Forward]
Changes in co-borrower debt allocation		$ 180,565
Redemption of OP units (in units)		(2,675,785)
Redemption of OP units		$ (129,990)
Distributions		(48,573)
Net income (loss)	$ 55,181	$ (4,900)
Ending balance (in units) at Sep. 30, 2017	3,225,000	80,565,611
Ending balance at Sep. 30, 2017		$ 384,725