Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Operating activities:
Net income	$ 15,061	$ 9,130
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	103	67
Provision for loan losses	1,406	240
Gain on sale of loans	(10,892)	(5,442)
Proceeds from sales of loans	4,020,784	4,456,947
Loans and participations originated and purchased for sale	(4,098,115)	(4,508,232)
Change in mortgage servicing rights for paydowns and fair value adjustments	2,263	199
Net change in:
Trading securities	(59,193)	(44,159)
Other assets and receivables	(3,407)	(1,127)
Other liabilities	7,918	4,289
Other	309	3
Net cash used in operating activities	(123,763)	(88,085)
Investing activities:
Net change in securities purchased under agreements to resell	41	30
Purchases of available-for-sale securities	(28,224)	(15,000)
Proceeds from calls, maturities and paydowns of available-for-sale securities	25,360	98
Purchases of loans	(34,273)	(36,942)
Net change in loans receivable	(137,092)	69,773
Purchase of Federal Home Loan Bank stock	(118)
Purchases of premises and equipment	(1,055)	(22)
Purchases of mortgage servicing rights	(327)	(480)
Purchase of limited partnership interests	(13)	(29)
Cash received in acquisition of subsidiary	6,505
Net cash provided by (used in) investing activities	(169,196)	17,428
Financing activities:
Net change in deposits	82,106	70,415
Proceeds from Federal Home Loan Bank advances	284,189	239,250
Repayment of Federal Home Loan Bank advances	(142,568)	(239,262)
Dividends	(2,554)	(1,887)
Net cash provided by financing activities	221,173	68,516
Net Change in Cash and Cash Equivalents	(71,786)	(2,141)
Cash and Cash Equivalents, Beginning of Period	359,519	445,701
Cash and Cash Equivalents, End of Period	287,733	443,560
Additional Cash Flows Information:
Interest paid	7,751	5,636
Income taxes paid		$ 106
The Company purchased all of the capital stock of Joy State Bank for $5,472 on January 2, 2018. In conjunction with the acquisition, liabilities were assumed as follows:
Fair value of assets acquired	44,217
Cash paid for capital stock	5,472
Liabilities assumed	$ 38,745