XML 28 R17.htm IDEA: XBRL DOCUMENT

Gain on Sales of Real Estate	3 Months Ended
Gain on Sales of Real Estate	Mar. 31, 2018
Gain on Sales of Real Estate
Gain on Sales of Real Estate	12.Gain on Sales of Real Estate During the first three months of 2018, we sold 14 properties for $13.8 million, which resulted in a gain of $3.2 million. During the first three months of 2017, we sold 14 properties for $31.2 million, which resulted in a gain of $10.5 million.