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Investments in Marketable Securities (Tables)
 3 Months Ended
Jun. 30, 2018
Marketable Securities [Abstract]  
Summary of Investments in Marketable Securities

Investments in marketable securities consisted of the following:

 

 

 

June 30, 2018

 

 

 

Amortized

 

 

Unrealized

 

 

Unrealized

 

 

Fair

 

 

 

cost

 

 

gains

 

 

losses

 

 

value

 

Available-for-sale debt securities:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

U.S. government and agency obligations

 

$

2,520

 

 

$

-

 

 

$

(22

)

 

$

2,498

 

Municipal debt securities

 

 

9

 

 

 

1

 

 

 

-

 

 

 

10

 

Certificates of deposit

 

 

625

 

 

 

-

 

 

 

(1

)

 

 

624

 

Corporate debt securities

 

 

202

 

 

 

1

 

 

 

(6

)

 

 

197

 

Mortgage-backed securities:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

U.S. government agency

 

 

37

 

 

 

-

 

 

 

(1

)

 

 

36

 

Non-agency residential

 

 

1

 

 

 

1

 

 

 

-

 

 

 

2

 

Non-agency commercial

 

 

24

 

 

 

-

 

 

 

(1

)

 

 

23

 

Asset-backed securities

 

 

38

 

 

 

-

 

 

 

-

 

 

 

38

 

Total available-for-sale debt securities

 

$

3,456

 

 

$

3

 

 

$

(31

)

 

$

3,428

 

Equity investments

 

 

 

 

 

 

 

 

 

 

 

 

 

$

2,175

 

Total investments in marketable securities

 

 

 

 

 

 

 

 

 

 

 

 

 

$

5,603

 

 

 

 

 

March 31, 2018

 

 

 

Amortized

 

 

Unrealized

 

 

Unrealized

 

 

Fair

 

 

 

cost

 

 

gains

 

 

losses

 

 

value

 

Available-for-sale securities:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Debt securities:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

U.S. government and agency obligations

 

$

2,821

 

 

-

 

 

$

(23

)

 

$

2,798

 

Municipal debt securities

 

 

10

 

 

 

1

 

 

-

 

 

 

11

 

Certificates of deposit

 

 

475

 

 

-

 

 

 

(1

)

 

 

474

 

Commercial paper

 

 

52

 

 

-

 

 

-

 

 

 

52

 

Corporate debt securities

 

 

203

 

 

 

1

 

 

 

(3

)

 

 

201

 

Mortgage-backed securities:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

U.S. government agency

 

 

38

 

 

 

1

 

 

 

-

 

 

 

39

 

Non-agency residential

 

 

1

 

 

 

1

 

 

-

 

 

 

2

 

Non-agency commercial

 

 

30

 

 

-

 

 

 

(1

)

 

 

29

 

Asset-backed securities

 

 

39

 

 

-

 

 

-

 

 

 

39

 

Equity investments

 

 

2,196

 

 

 

11

 

 

 

(23

)

 

 

2,184

 

Total investments in marketable securities

 

$

5,865

 

 

$

15

 

 

$

(51

)

 

$

5,829

 

 
Schedule of Gains and Losses on Investments in Marketable Securities Presented in Our Consolidated Statement of Income

The following table represents gains and losses on our investments in marketable securities presented in our Consolidated Statements of Income:

 

 

 

Three Months Ended

 

 

 

 

June 30,

 

 

 

 

2018

 

 

2017

 

 

Available-for-sale securities:

 

 

 

 

 

 

 

 

 

Realized gains on sales

 

$

-

 

 

$

41

 

 

 

 

 

 

 

 

 

 

 

 

Equity investments:

 

 

 

 

 

 

 

 

 

Unrealized losses recognized

 

$

(25

)

 

 

 

 

 

 
Summary of Contractual Maturities of Available-For-Sale Debt Securities

The amortized cost, fair value, and contractual maturities of available-for-sale debt securities are summarized in the following table.  Actual maturities may differ from contractual maturities because certain borrowers have the right to call or prepay certain obligations.

 

 

June 30, 2018

 

 

 

Amortized Cost

 

 

Fair Value

 

Available-for-sale debt securities:

 

 

 

 

 

 

 

 

Due within 1 year

 

$

2,386

 

 

$

2,376

 

Due after 1 year through 5 years

 

 

755

 

 

 

746

 

Due after 5 years through 10 years

 

 

142

 

 

 

137

 

Due after 10 years

 

 

73

 

 

 

70

 

Mortgage-backed and asset-backed securities1

 

 

100

 

 

 

99

 

Total

 

$

3,456

 

 

$

3,428

 

 

1

Mortgage-backed and asset-backed securities are shown separately from other maturity groupings as these securities have multiple maturity dates.