Note 7: Investments

We have current and long-term investments intended to enhance returns on our cash as well as to fund future obligations of our non-qualified defined benefit retirement plan, our executive deferred compensation plan, and our performance compensation retirement plan. We also hold other investments including an available-for-sale convertible debt security and cost-basis preferred shares of a privately-held company. Our short-term investments are included in other current assets and our long-term investments are included in other long-term assets on our consolidated balance sheet. The following summarizes our investments at April 29, 2017, and April 30, 2016:

(Amounts in thousands)	4/29/2017		4/30/2016
Short-term investments:
Available-for-sale investments	$	15,040	$	13,491
Trading securities		6		—
Held-to-maturity investments		1,867		1,826

Total short-term investments		16,913		15,317
Long-term investments:
Available-for-sale investments		31,264		31,659
Cost basis investment		5,500		—

Total long-term investments		36,764		31,659

Total investments	$	53,677	$	46,976


Investments to enhance returns on cash	$	33,087	$	33,583
Investments to fund compensation/retirement plans	$	13,690	$	13,393
Other investments	$	6,900	$	—

The following is a summary of the unrealized gains, unrealized losses, and fair value by investment type at April 29, 2017, and April 30, 2016:

Fiscal 2017

(Amounts in thousands)	Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
Equity securities	$	1,796	$	(83	)	$	13,610
Fixed income		729		(72	)		37,580
Mutual funds		—		—			6
Other		1		(8	)		2,481

Total securities	$	2,526	$	(163	)	$	53,677

Fiscal 2016

(Amounts in thousands)	Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
Equity securities	$	1,231	$	(135	)	$	8,150
Fixed income		176		(9	)		36,527
Mutual funds		—		—			—
Other		1		(21	)		2,299

Total securities	$	1,408	$	(165	)	$	46,976

The following table summarizes sales of available-for-sale securities (for the fiscal years ended):

(Amounts in thousands)	4/29/2017			4/30/2016			4/25/2015
Proceeds from sales	$	19,954		$	28,721		$	33,750
Gross realized gains		926			997			285
Gross realized losses		(455	)		(561	)		(74	)

At April 29, 2017, the fair value of fixed income available-for-sale securities by contractual maturity was $15.4 million within one year, $20.5 million within two to five years, $1.5 million within six to ten years and $0.2 million thereafter.