COMPONENTS OF RENTAL INCOME AND EXPENSE

The principal components of rental income are as follows (in thousands):



	Three Months Ended September 30,				Nine Months Ended September 30,
	2016		2015		2016		2015
Minimum rents
Retail	$	18,524	$	18,274	$	55,548	$	54,741
Office	22,458		22,193		67,427		64,913
Multifamily	7,451		4,650		19,806		12,820
Mixed-use	2,650		2,603		7,962		7,703
Cost reimbursement	8,344		8,049		23,832		22,654
Percentage rent	685		552		1,572		1,277
Hotel revenue	11,371		10,796		30,045		28,531
Other	369		354		1,126		1,137
Total rental income	$	71,852	$	67,471	$	207,318	$	193,776

Minimum rents include $(0.3) million and $0.9 million for the three months ended September 30, 2016 and 2015, respectively, and $(0.3) million and $2.0 million for the nine months ended September 30, 2016 and 2015, respectively, to recognize minimum rents on a straight-line basis. In addition, net amortization of above and below market leases included in minimum rents were $0.9 million and $0.7 million for the three months ended September 30, 2016 and 2015, respectively, and $2.6 million and $2.2 million for the nine months ended September 30, 2016 and 2015, respectively.

The principal components of rental expenses are as follows (in thousands):



	Three Months Ended September 30,				Nine Months Ended September 30,
	2016		2015		2016		2015
Rental operating	$	8,404	$	7,083	$	23,996	$	19,675
Hotel operating	6,158		6,131		17,744		17,339
Repairs and maintenance	3,069		3,034		8,506		8,119
Marketing	432		445		1,454		1,316
Rent	722		573		2,190		1,805
Hawaii excise tax	1,255		1,186		3,250		3,115
Management fees	551		533		1,494		1,441
Total rental expenses	$	20,591	$	18,985	$	58,634	$	52,810