Percentage points added to the reference rate to compute the variable rate on the debt instrument.

No definition available.

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
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Period Type:	duration

- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=120520924&loc=SL6031897-161870

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16))
-URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of unamortized debt discount (premium) and debt issuance costs.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of unused borrowing capacity under the long-term financing arrangement that is available to the entity as of the balance sheet date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(b))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)(3)
-URI http://asc.fasb.org/extlink&oid=120520924&loc=SL6031897-161870

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16))
-URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
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-Subparagraph (SX 210.9-03(16))
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-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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Financing Arrangements - Long-term Debt (Details) - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2020	Apr. 10, 2020	Mar. 31, 2020
Debt Instrument [Line Items]
Long-term debt, gross	$ 91,233		$ 86,174
Less: Unamortized Debt Issuance Costs	(281)		(354)
Total Debt	90,952		85,820
Debt - Trust Preferred Securities
Debt Instrument [Line Items]
Long-term debt, gross	12,900
Unsecured Debt
Debt Instrument [Line Items]
Long-term debt, gross	43,314		35,592
Unsecured Debt \| Supplemental Revolver - MBT
Debt Instrument [Line Items]
Long-term debt, gross	$ 0		9,550
Interest rate stated percentage (as a percentage)	3.00%
Unsecured Debt \| Term Note B - MBT
Debt Instrument [Line Items]
Long-term debt, gross	$ 3,750		$ 3,875
Interest rate stated percentage (as a percentage)			4.50%
Unsecured Debt \| Term Note D - MBT
Debt Instrument [Line Items]
Long-term debt, gross	1,523		$ 1,540
Unsecured Debt \| Revolver - ONB
Debt Instrument [Line Items]
Long-term debt, gross	$ 0		0
Interest rate stated percentage (as a percentage)	2.50%
Unused commitments	$ 17,000
Unsecured Debt \| Term Loan A - ONB
Debt Instrument [Line Items]
Long-term debt, gross	7,500		7,750
Unsecured Debt \| Term Loan E - ONB
Debt Instrument [Line Items]
Long-term debt, gross	$ 9,449		0
Interest rate stated percentage (as a percentage)	2.50%
Unsecured Debt \| Debt - Trust Preferred Securities
Debt Instrument [Line Items]
Long-term debt, gross	$ 12,877		12,877
Interest rate stated percentage (as a percentage)	8.00%
Unsecured Debt \| Paycheck Protection Program Loan M B T
Debt Instrument [Line Items]
Long-term debt, gross	$ 8,215		0
Interest rate stated percentage (as a percentage)	1.00%	1.00%
AirCo \| Line of Credit
Debt Instrument [Line Items]
Long-term debt, gross	$ 7,500		8,335
AirCo \| Line of Credit \| Revolver - ONB
Debt Instrument [Line Items]
Long-term debt, gross	$ 7,500		8,335
Interest rate stated percentage (as a percentage)	6.50%
Unused commitments	$ 2,500
Basis spread on variable rate (as a percentage)	2.00%
Contrail Aviation Inc. \| Line of Credit
Debt Instrument [Line Items]
Long-term debt, gross	$ 40,390		42,247
Contrail Aviation Inc. \| Line of Credit \| Revolver - ONB
Debt Instrument [Line Items]
Long-term debt, gross	20,634		21,284
Unused commitments	19,366
Contrail Aviation Inc. \| Line of Credit \| Term Loan A - ONB
Debt Instrument [Line Items]
Long-term debt, gross	5,793		6,285
Contrail Aviation Inc. \| Line of Credit \| Term Loan E - ONB
Debt Instrument [Line Items]
Long-term debt, gross	5,746		6,320
Contrail Aviation Inc. \| Line of Credit \| Term Loan F - ONB
Debt Instrument [Line Items]
Long-term debt, gross	8,217		8,358
Delphax Solutions Debt \| Business Account Loan
Debt Instrument [Line Items]
Long-term debt, gross	29		0
Delphax Solutions Debt \| Business Account Loan \| Canadian Emergency Business Account Loan
Debt Instrument [Line Items]
Long-term debt, gross	$ 29		$ 0
Interest rate stated percentage (as a percentage)	5.00%
Prime Rate \| Unsecured Debt \| Revolver - ONB
Debt Instrument [Line Items]
Basis spread on variable rate (as a percentage)	1.00%
1-month LIBOR \| Unsecured Debt \| Supplemental Revolver - MBT
Debt Instrument [Line Items]
Basis spread on variable rate (as a percentage)	0.0125%
1-month LIBOR \| Unsecured Debt \| Term Note D - MBT
Debt Instrument [Line Items]
Basis spread on variable rate (as a percentage)	2.00%
1-month LIBOR \| Unsecured Debt \| Term Loan A - ONB
Debt Instrument [Line Items]
Basis spread on variable rate (as a percentage)	2.00%
1-month LIBOR \| Contrail Aviation Inc. \| Line of Credit \| Revolver - ONB
Debt Instrument [Line Items]
Basis spread on variable rate (as a percentage)	3.45%
1-month LIBOR \| Contrail Aviation Inc. \| Line of Credit \| Term Loan A - ONB
Debt Instrument [Line Items]
Basis spread on variable rate (as a percentage)	3.75%
1-month LIBOR \| Contrail Aviation Inc. \| Line of Credit \| Term Loan E - ONB
Debt Instrument [Line Items]
Basis spread on variable rate (as a percentage)	3.75%
1-month LIBOR \| Contrail Aviation Inc. \| Line of Credit \| Term Loan F - ONB
Debt Instrument [Line Items]
Basis spread on variable rate (as a percentage)	3.75%
London Interbank Offered Rate (LIBOR) \| Unsecured Debt \| Term Loan E - ONB
Debt Instrument [Line Items]
Basis spread on variable rate (as a percentage)	1.50%