CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Gross revenues:
Rental	$ 102,440	$ 97,564	$ 202,456	$ 193,929
Tenant reimbursements	7,893	7,883	16,319	15,534
Total gross revenues	110,333	105,447	218,775	209,463
Expense applicable to revenues:
Depreciation and amortization	(41,808)	(37,763)	(82,083)	(75,710)
Property operating	(15,534)	(15,449)	(32,116)	(31,130)
General and administrative	(7,971)	(6,631)	(15,792)	(14,609)
Non-operating income	3,084	3,079	5,698	6,152
Interest and amortization expense	(23,339)	(25,319)	(46,342)	(49,135)
Debt satisfaction gains (charges), net	3,776	(4,187)	14,151	(7,491)
Impairment charges	(113)	0	(1,252)	(16,400)
Gains on sales of properties	21,426	0	21,574	0
Income before benefit (provision) for income taxes, equity in earnings (losses) of non-consolidated entities and discontinued operations	49,854	19,177	82,613	21,140
Benefit (provision) for income taxes	52	(284)	(389)	(875)
Equity in earnings (losses) of non-consolidated entities	306	(209)	672	73
Income from continuing operations	50,212	18,684	82,896	20,338
Discontinued operations:
Income (loss) from discontinued operations	(1)	1,793	109	4,279
Provision for income taxes	(4)	(19)	(4)	(36)
Debt satisfaction charges, net	0	(299)	0	(299)
Gains on sales of properties	0	3,510	1,577	3,510
Impairment charges	0	(8,382)	0	(10,691)
Total discontinued operations	(5)	(3,397)	1,682	(3,237)
Net income	50,207	15,287	84,578	17,101
Less net income attributable to noncontrolling interests	(875)	(837)	(1,741)	(1,765)
Net income attributable to Lexington Realty Trust shareholders	49,332	14,450	82,837	15,336
Allocation to participating securities	(105)	(135)	(192)	(287)
Net income attributable to common shareholders	$ 47,654	$ 12,742	$ 79,500	$ 11,904
Income (loss) per common share – basic:
Income from continuing operations (in USD per share)	$ 0.20	$ 0.07	$ 0.33	$ 0.07
Income (loss) from discontinued operations (in USD per share)	0.00	(0.02)	0.01	(0.02)
Net income attributable to common shareholders (USD per share)	$ 0.20	$ 0.05	$ 0.34	$ 0.05
Weighted-average common shares outstanding – basic (in shares)	233,812,062	228,368,053	233,172,422	227,765,718
Income (loss) per common share – diluted:
Income from continuing operations (USD per share)	$ 0.20	$ 0.07	$ 0.33	$ 0.07
Income (loss) from discontinued operations (USD per share)	0.00	(0.02)	0.01	(0.02)
Net income (loss) attributable to common shareholders (USD per share)	$ 0.20	$ 0.05	$ 0.34	$ 0.05
Weighted-average common shares outstanding – diluted (in shares)	239,903,370	228,851,184	239,559,842	228,275,608
Amounts attributable to common shareholders:
Income from continuing operations	$ 47,659	$ 16,158	$ 77,818	$ 15,179
Income (loss) from discontinued operations	(5)	(3,416)	1,682	(3,275)
Net income attributable to common shareholders	47,654	12,742	79,500	11,904
Series C [Member]
Discontinued operations:
Dividends attributable to preferred shares – Series C	$ (1,573)	$ (1,573)	$ (3,145)	$ (3,145)