CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares	Sep. 30, 2015	Dec. 31, 2014
Parkway Properties, Inc. stockholders' equity
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized (in shares)	215,500,000	215,500,000
Common stock, shares issued (in shares)	111,591,409	111,127,386
Common stock, shares outstanding (in shares)	111,591,409	111,127,386
Limited voting stock, par value (in dollars per share)	$ 0.001	$ 0.001
Limited voting stock, shares authorized (in shares)	4,500,000	4,500,000
Limited voting stock, shares issued (in shares)	4,213,104	4,213,104
Limited voting stock, shares outstanding (in shares)	4,213,104	4,213,104