Deposits (Tables)

3 Months Ended

Mar. 31, 2017

Banking and Thrift [Abstract]

Schedule of Deposits

Deposits were as follows:

	March 31, 2017		Percentage of Total		December 31, 2016		Percentage of Total
Non-interest-bearing demand deposits:
Commercial and individual	$	10,220,181	39.1	%	$	9,670,989	37.5	%
Correspondent banks	264,543		1.0		280,751		1.1
Public funds	424,691		1.6		561,629		2.2
Total non-interest-bearing demand deposits	10,909,415		41.7		10,513,369		40.8
Interest-bearing deposits:
Private accounts:
Savings and interest checking	6,545,178		25.0		6,436,065		24.9
Money market accounts	7,489,565		28.7		7,486,431		29.0
Time accounts of $100,000 or more	446,809		1.7		460,028		1.8
Time accounts under $100,000	332,543		1.3		338,714		1.3
Total private accounts	14,814,095		56.7		14,721,238		57.0
Public funds:
Savings and interest checking	302,202		1.1		446,872		1.7
Money market accounts	99,658		0.4		113,669		0.4
Time accounts of $100,000 or more	15,762		0.1		15,748		0.1
Time accounts under $100,000	1,032		—		679		—
Total public funds	418,654		1.6		576,968		2.2
Total interest-bearing deposits	15,232,749		58.3		15,298,206		59.2
Total deposits	$	26,142,164	100.0	%	$	25,811,575	100.0	%

Additional Information About Corporation's Deposits

The following table presents additional information about our deposits:

	March 31, 2017		December 31, 2016
Deposits from foreign sources (primarily Mexico)	$	772,400	$	776,003
Deposits not covered by deposit insurance	13,359,707		12,889,047