Selected Quarterly Financial Data (Unaudited) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended																12 Months Ended
	Dec. 31, 2014		Sep. 30, 2014		Jun. 30, 2014		Mar. 31, 2014		Dec. 31, 2013		Sep. 30, 2013		Jun. 30, 2013		Mar. 31, 2013		Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Selected Quarterly Financial Data [Line Items]
Revenues (other than gains)	$ 126,381	[1]	$ 115,747	[1]	$ 110,460	[1]	$ 104,113	[1]	$ 77,465	[1]	$ 73,325	[1]	$ 72,623	[1]	$ 68,165	[1]	$ 456,701	$ 291,579	$ 210,496
Expenses	(133,253)		(106,275)		(103,390)		(94,160)		(82,226)		(73,445)		(67,047)		(62,372)		(437,078)	(285,091)	(235,792)
Operating income (loss)	(6,872)		9,472		7,070		9,953		(4,761)		(120)		5,576		5,793		19,623	6,488	(25,296)
Interest and other income	561		121		402		368		1,618		434		82		102		1,452	2,236	272
Equity in earnings (loss) of unconsolidated joint ventures	(184)		191		(496)		(478)		(294)		393		79				(967)	178	0
Gain on sale of in-substance real estate	0		0		0		6,289										6,289	0	0
Gain on sale of real estate	69,714		6,664		0		0										76,378	0	48
Loss on extinguishment of debt	(2,066)		0		(339)		0										(2,405)	0	0
Interest expense	(17,515)		(16,543)		(16,793)		(15,244)		(12,610)		(11,521)		(11,162)		(10,329)		(66,095)	(45,622)	(34,352)
Income tax benefit (expense)	624		(164)		(257)		(342)		(305)		819		384		507		(139)	1,405	(261)
Income (loss) from continuing operations	44,262	[1]	(259)	[1]	(10,413)	[1]	546	[1]	(16,352)	[1]	(9,995)	[1]	(5,041)	[1]	(3,927)	[1]	34,136	(35,315)	(59,089)
Income (loss) from discontinued operations	(9)		(289)		(50)		(43)		(1,684)		(4,863)		(3,628)		960		(391)	(9,215)	3,170
Gain on sale of real estate from discontinued operations	0		0		0		10,463		20,406		11,545		0		542		10,463	32,493	12,938
Total discontinued operations	(9)	[1]	(289)	[1]	(50)	[1]	10,420	[1]	18,722	[1]	6,682	[1]	(3,628)	[1]	1,502	[1]	10,072	23,278	16,108
Net income (loss)	44,253		(548)		(10,463)		10,966		2,370		(3,313)		(8,669)		(2,425)		44,208	(12,037)	(42,981)
Noncontrolling interests	(1,825)		63		618		(121)		(10,927)		1,007		1,050		1,257		824	(7,904)	3,317
Net income (loss) attributable to Parkway Properties, Inc.	42,428		(485)		(9,845)		10,845		(8,557)		(2,306)		(7,619)		(1,168)		42,943	(19,650)	(39,395)
Dividends on preferred stock	0		0		0		0		0		0		(722)		(2,711)		0	(3,433)	(10,843)
Dividends on convertible preferred stock									0		0		(6,604)		0		0	0	(1,011)
Dividends on preferred stock redemption	0		0		0		0										0	(6,604)	0
Net income (loss) attributable to common stockholders	42,428		(485)		(9,845)		10,845		(8,557)		(2,306)		(14,945)		(3,879)		42,943	(29,687)	(51,249)
Basic:
Income (loss) from continuing operations attributable to Parkway Properties, Inc. (in dollars per share)	$ 0.38		$ 0.00		$ (0.10)		$ 0.00		$ (0.21)		$ (0.13)		$ (0.17)		$ (0.09)		$ 0.33	$ (0.60)	$ (1.98)
Discontinued operations (in dollars per share)	$ 0.00		$ 0.00		$ 0.00		$ 0.11		$ 0.09		$ 0.09		$ (0.05)		$ 0.02		$ 0.09	$ 0.15	$ 0.36
Basic net income (loss) attributable to Parkway Properties, Inc. (in dollars per share)	$ 0.38		$ 0.00		$ (0.10)		$ 0.11		$ (0.12)		$ (0.04)		$ (0.22)		$ (0.07)		$ 0.42	$ (0.45)	$ (1.62)
Dividends per common share (in dollars per share)	$ 0.1875		$ 0.1875		$ 0.1875		$ 0.1875		$ 0.15		$ 0.15		$ 0.15		$ 0.1875		$ 0.75	$ 0.6375	$ 0.375
Diluted:
Income (loss) from continuing operations attributable to Parkway Properties, Inc. (in dollars per share)	$ 0.38		$ 0.00		$ (0.10)		$ 0.00		$ (0.21)		$ (0.13)		$ (0.17)		$ (0.09)		$ 0.33	$ (0.60)	$ (1.98)
Discontinued operations (in dollars per share)	$ 0.00		$ 0.00		$ 0.00		$ 0.11		$ 0.09		$ 0.09		$ (0.05)		$ 0.02		$ 0.09	$ 0.15	$ 0.36
Diluted net income (loss) attributable to Parkway Properties, Inc. (in dollars per share)	$ 0.38		$ 0.00		$ (0.10)		$ 0.11		$ (0.12)		$ (0.04)		$ (0.22)		$ (0.07)		$ 0.42	$ (0.45)	$ (1.62)
Weighted average shares outstanding:
Basic (in shares)	111,076		100,016		99,092		97,356		71,221		68,564		68,526		56,849		101,913	66,336	31,542
Diluted (in shares)	116,521		100,016		99,092		102,614		71,221		68,564		68,526		56,849		107,319	66,336	31,542
Scenario, Previously Reported
Selected Quarterly Financial Data [Line Items]
Revenues (other than gains)											74,576		76,078		72,112
Income (loss) from continuing operations											(15,063)		(4,282)		(2,620)
Total discontinued operations											11,750		(4,387)		195
Restatement Adjustment
Selected Quarterly Financial Data [Line Items]
Revenues (other than gains)											(1,251)		(3,455)		(3,947)
Income (loss) from continuing operations											5,068		(759)		(1,307)
Total discontinued operations											$ (5,068)		$ 759		$ 1,307

[1] The amounts presented for the three months ended March 31, 2013, June 30, 2013 and September 30, 2013 differ from the amounts previously reported in the Company's Quarterly Reports on Form 10-Q as a result of discontinued operations consisting of properties sold in 2013 or classified as held for sale as of December 31, 2013.