Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Operating activities:
Net income	$ 30,713	$ 23,888
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	213	131
Provision for loan losses	2,404	480
Gain on sale of loans	(18,723)	(20,609)
Proceeds from sales of loans	11,497,484	9,343,295
Loans and participations originated and purchased for sale	(11,440,254)	(9,546,607)
Change in mortgage servicing rights for paydowns and fair value adjustments	1,696	2,082
Net change in:
Trading securities	5,762	(7,381)
Other assets and receivables	(4,272)	10,890
Other liabilities	1,860	10,208
Other	680	50
Net cash provided by (used in) operating activities	77,563	(183,573)
Investing activities:
Net change in securities purchased under agreements to resell	89	57
Purchases of available-for-sale securities	(36,049)	(94,988)
Proceeds from calls, maturities and paydowns of available-for-sale securities	60,963	42,679
Purchases of loans	(77,884)	(69,970)
Net change in loans receivable	(355,094)	(58,965)
Purchase of Federal Home Loan Bank stock	(130)
Purchases of premises and equipment	(3,045)	(218)
Purchases of mortgage servicing rights	(790)	(1,134)
Purchase of limited partnership interests	(1,706)	(1,829)
Cash received in acquisition of subsidiary	6,505
Other investing activities	(72)	63
Net cash used in investing activities	(407,213)	(184,305)
Financing activities:
Net change in deposits	195,884	342,880
Proceeds from Federal Home Loan Bank advances	411,317	239,250
Repayment of Federal Home Loan Bank advances	(283,759)	(239,623)
Payments on notes payable	4,200
Dividends	(5,108)	(3,776)
Net cash provided by financing activities	322,534	338,731
Net Change in Cash and Cash Equivalents	(7,116)	(29,147)
Cash and Cash Equivalents, Beginning of Period	359,519	445,701
Cash and Cash Equivalents, End of Period	352,403	416,554
Additional Cash Flows Information:
Interest paid	18,097	11,910
Income taxes paid	6,075	$ 13,499
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