OTHER INTANGIBLE ASSETS

A schedule of our intangible assets and liabilities and related accumulated amortization and accretion as of June 30, 2019 and December 31, 2018 is as follows:



	Assets								Liabilities
June 30, 2019	Acquired Above-Market Leases			Acquired In-Place Leases			Trade Name and License		Acquired Below-Market Leases
	(in thousands)
Gross balance	$	146		$	14,054		$	2,957	$	(4,757	)
Accumulated amortization	(93		)	(8,812		)	—		2,819
	$	53		$	5,242		$	2,957	$	(1,938	)
Average useful life (in years)	3			8			Indefinite		3



	Assets								Liabilities
December 31, 2018	Acquired Above-Market Leases			Acquired In-Place Leases			Trade Name and License		Acquired Below-Market Leases
	(in thousands)
Gross balance	$	146		$	16,210		$	2,957	$	(6,618	)
Accumulated amortization	(51		)	(9,731		)	—		3,746
	$	95		$	6,479		$	2,957	$	(2,872	)
Average useful life (in years)	3			8			Indefinite		4

The amortization of the acquired above-market leases, which decreased rental and other property income, was $21,000 and $14,000 for the three months ended June 30, 2019 and 2018, respectively, and $42,000 and $26,000 for the six months ended June 30, 2019 and 2018, respectively. The amortization of the acquired in-place leases included in depreciation and amortization expense was $540,000 and $930,000 for the three months ended June 30, 2019 and 2018, respectively, and $1,141,000 and $1,842,000 for the six months ended June 30, 2019 and 2018, respectively. The amortization of the acquired below-market leases included in rental and other property income was $421,000 and $520,000 for the three months ended June 30, 2019 and 2018, respectively, and $934,000 and $1,233,000 for the six months ended June 30, 2019 and 2018, respectively.

A schedule of future amortization and accretion of acquisition related intangible assets and liabilities as of June 30, 2019, is as follows:



	Assets				Liabilities
Years Ending December 31,	Acquired Above-Market Leases		Acquired In-Place Leases		Acquired Below-Market Leases
	(in thousands)
2019 (Six months ending December 31, 2019)	$	21	$	971	$	(656	)
2020	9		1,349		(701		)
2021	5		899		(347		)
2022	5		663		(234		)
2023	6		375		—
Thereafter	7		985		—
	$	53	$	5,242	$	(1,938	)