Impaired Financing Receivable, Average Recorded Investment And Interest Income [Abstract]

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Impaired Financing Receivables, With An Allowance Recorded [Abstract]

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Impaired Financing Receivables, With No Allowance Recorded [Abstract]

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Amount of interest income recognized that the financing receivables (with related allowance for credit losses and without a related allowance for credit losses) were impaired.

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Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 14A
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953550-111524

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Amount of allowance for credit losses related to recorded investment.

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Amount of unpaid principal balance of impaired financing receivables with related allowance for credit losses and without related allowance for credit losses.

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Amount of investment in impaired financing receivables for which there is no related allowance for credit losses.

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Amount of unpaid principal balance of impaired financing receivables for which there is no related allowance for credit losses.

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Amount of average investment of impaired financing receivables for which there is a related allowance for credit losses.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 15
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=118936363&loc=d3e5212-111524

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 17
-URI http://asc.fasb.org/extlink&oid=118936363&loc=d3e5258-111524

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Amount of investment in impaired financing receivables for which there is a related allowance for credit losses.

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Unpaid principal balance of impaired financing receivables for which there is a related allowance for credit losses.

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Loans - Schedule of Impaired Loans (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Dec. 31, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2019
With an allowance recorded:
Recorded Investment	$ 135,410				$ 149,762
Unpaid Principal Balance	141,888				156,949
Related Allowance	25,908				20,347
With no allowance recorded:
Recorded Investment	449,653				284,229
Unpaid Principal Balance	517,467				358,915
Total Recorded Investment, Impaired Loans	585,063				433,991
Total Unpaid Principal Balance, Impaired Loans	659,355				515,864
Average recorded investment and interest income recognized on impaired loans:
Average Recorded Investment	590,936	$ 538,621	$ 215,013	$ 212,693
Interest Income Recognized While on Impaired Status	7,732	21,765	2,959	4,770
Commercial real estate
With an allowance recorded:
Recorded Investment	60,619				26,003
Unpaid Principal Balance	61,828				26,297
Related Allowance	7,020				4,159
With no allowance recorded:
Recorded Investment	72,060				28,272
Unpaid Principal Balance	110,873				66,631
Average recorded investment and interest income recognized on impaired loans:
Average Recorded Investment	112,623	93,174	34,475	36,616
Interest Income Recognized While on Impaired Status	1,287	3,666	345	697
Agriculture
With an allowance recorded:
Recorded Investment	35,013				98,392
Unpaid Principal Balance	36,267				104,350
Related Allowance	8,136				8,234
With no allowance recorded:
Recorded Investment	312,866				231,087
Unpaid Principal Balance	331,126				255,308
Average recorded investment and interest income recognized on impaired loans:
Average Recorded Investment	369,598	356,225	151,021	146,423
Interest Income Recognized While on Impaired Status	4,784	13,301	2,203	3,202
Commercial non-real estate
With an allowance recorded:
Recorded Investment	34,227				21,331
Unpaid Principal Balance	37,737				21,777
Related Allowance	8,601				6,062
With no allowance recorded:
Recorded Investment	59,250				21,579
Unpaid Principal Balance	67,488				31,414
Average recorded investment and interest income recognized on impaired loans:
Average Recorded Investment	97,672	79,418	22,556	22,731
Interest Income Recognized While on Impaired Status	1,531	4,401	312	678
Residential real estate
With an allowance recorded:
Recorded Investment	5,426				3,829
Unpaid Principal Balance	5,923				4,311
Related Allowance	2,115				1,795
With no allowance recorded:
Recorded Investment	5,475				3,290
Unpaid Principal Balance	7,870				5,454
Average recorded investment and interest income recognized on impaired loans:
Average Recorded Investment	10,904	9,642	6,724	6,711
Interest Income Recognized While on Impaired Status	127	393	93	182
Consumer
With an allowance recorded:
Recorded Investment	125				207
Unpaid Principal Balance	133				214
Related Allowance	36				97
With no allowance recorded:
Recorded Investment	2				1
Unpaid Principal Balance	110				$ 108
Average recorded investment and interest income recognized on impaired loans:
Average Recorded Investment	139	162	237	212
Interest Income Recognized While on Impaired Status	$ 3	$ 4	$ 6	$ 11