Receivables

Receivables consist of:



	First Quarter-End			Year-End
	2015			2014
	(In thousands)
Oil and gas revenue accruals	6,811			7,293
Other receivables and accrued interest	4,696			6,505
Oil and gas joint interest billing receivables	2,657			5,738
Other loans secured by real estate, average interest rates of 9.90% at first quarter-end 2015 and 4.41% at year-end 2014	1,879			1,737
Loan secured by real estate	$	—		$	3,574
	16,043			24,847
Allowance for bad debts	(258		)	(258		)
	$	15,785		$	24,589

In second quarter 2011, we acquired a non-performing loan that was secured by a lien on developed and undeveloped real estate located near Houston designated for single-family residential and commercial development. In first quarter 2015, the loan was paid in full and we received principal payments of $4,394,000 and interest payments of $49,000.

Estimated accretable yield follows:



	First Quarter-End
	2015
	(In thousands)
Beginning of period (year-end 2014)	$	839
Change in accretable yield due to change in timing of estimated cash flows	30
Interest income recognized (in first quarter 2015)	(869		)
End of period	$	—

Other loans secured by real estate generally are secured by a deed of trust and due within three years.