SC 13G/A

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13G/A

(Amendment No. 1)

Under the Securities Exchange Act of 1934

Intrepid Potash, Inc.

(Name of Issuer)

Common Stock

(Title of Class of Securities)

46121Y102

(CUSIP Number)

May 8, 2018

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

o Rule 13d-1(b)

x Rule 13d-1(c)

o Rule 13d-1(d)

* The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

CUSIP No. 46121Y102 13G

	1	Names of Reporting Person/I.R.S. Identification Nos. of Above Persons (Entities Only) V. PREM WATSA
	2	Check the Appropriate Box if a Member of a Group
		(a)		o
		(b)		x
	3	SEC Use Only
	4	Citizenship or Place of Organization CANADIAN
Number of Shares Beneficially Owned by Each Reporting Person With			5		Sole Voting Power
			6		Shared Voting Power 10,418,598
			7		Sole Dispositive Power
			8		Shared Dispositive Power 10,418,598
	9	Aggregate Amount Beneficially Owned by Each Reporting Person 10,418,598
	10	Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares   o
	11	Percent of Class Represented by Amount in Row (9) 7.9%
	12	Type of Reporting Person IN

2

CUSIP No. 46121Y102 13G

	1	Names of Reporting Person/I.R.S. Identification Nos. of Above Persons (Entities Only) THE ONE ONE ZERO NINE HOLDCO LIMITED
	2	Check the Appropriate Box if a Member of a Group
		(a)		o
		(b)		x
	3	SEC Use Only
	4	Citizenship or Place of Organization ONTARIO, CANADA
Number of Shares Beneficially Owned by Each Reporting Person With			5		Sole Voting Power
			6		Shared Voting Power 10,418,598
			7		Sole Dispositive Power
			8		Shared Dispositive Power 10,418,598
	9	Aggregate Amount Beneficially Owned by Each Reporting Person 10,418,598
	10	Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares   o
	11	Percent of Class Represented by Amount in Row (9) 7.9%
	12	Type of Reporting Person CO

3

CUSIP No. 46121Y102 13G

	1	Names of Reporting Person/I.R.S. Identification Nos. of Above Persons (Entities Only) THE SIXTY TWO INVESTMENT COMPANY LIMITED
	2	Check the Appropriate Box if a Member of a Group
		(a)		o
		(b)		x
	3	SEC Use Only
	4	Citizenship or Place of Organization BRITISH COLUMBIA, CANADA
Number of Shares Beneficially Owned by Each Reporting Person With			5		Sole Voting Power
			6		Shared Voting Power 10,418,598
			7		Sole Dispositive Power
			8		Shared Dispositive Power 10,418,598
	9	Aggregate Amount Beneficially Owned by Each Reporting Person 10,418,598
	10	Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares   o
	11	Percent of Class Represented by Amount in Row (9) 7.9%
	12	Type of Reporting Person CO

4

CUSIP No. 46121Y102 13G

	1	Names of Reporting Person/I.R.S. Identification Nos. of Above Persons (Entities Only) FAIRFAX FINANCIAL HOLDINGS LIMITED
	2	Check the Appropriate Box if a Member of a Group
		(a)		o
		(b)		x
	3	SEC Use Only
	4	Citizenship or Place of Organization CANADA
Number of Shares Beneficially Owned by Each Reporting Person With			5		Sole Voting Power
			6		Shared Voting Power 10,418,598
			7		Sole Dispositive Power
			8		Shared Dispositive Power 10,418,598
	9	Aggregate Amount Beneficially Owned by Each Reporting Person 10,418,598
	10	Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares   o
	11	Percent of Class Represented by Amount in Row (9) 7.9%
	12	Type of Reporting Person CO

5

CUSIP No. 46121Y102 13G

	1	Names of Reporting Person/I.R.S. Identification Nos. of Above Persons (Entities Only) FFHL GROUP LTD.
	2	Check the Appropriate Box if a Member of a Group
		(a)		o
		(b)		x
	3	SEC Use Only
	4	Citizenship or Place of Organization CANADA
Number of Shares Beneficially Owned by Each Reporting Person With			5		Sole Voting Power
			6		Shared Voting Power 9,376,300
			7		Sole Dispositive Power
			8		Shared Dispositive Power 9,376,300
	9	Aggregate Amount Beneficially Owned by Each Reporting Person 9,376,300
	10	Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares   o
	11	Percent of Class Represented by Amount in Row (9) 7.2%
	12	Type of Reporting Person CO

6

CUSIP No. 46121Y102 13G

	1	Names of Reporting Person/I.R.S. Identification Nos. of Above Persons (Entities Only) BRIT LIMITED
	2	Check the Appropriate Box if a Member of a Group
		(a)		o
		(b)		x
	3	SEC Use Only
	4	Citizenship or Place of Organization ENGLAND AND WALES
Number of Shares Beneficially Owned by Each Reporting Person With			5		Sole Voting Power
			6		Shared Voting Power 7,500,000
			7		Sole Dispositive Power
			8		Shared Dispositive Power 7,500,000
	9	Aggregate Amount Beneficially Owned by Each Reporting Person 7,500,000
	10	Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares   o
	11	Percent of Class Represented by Amount in Row (9) 5.7%
	12	Type of Reporting Person CO

7

CUSIP No. 46121Y102 13G

	1	Names of Reporting Person/I.R.S. Identification Nos. of Above Persons (Entities Only) BRIT INSURANCE HOLDINGS LIMITED
	2	Check the Appropriate Box if a Member of a Group
		(a)		o
		(b)		x
	3	SEC Use Only
	4	Citizenship or Place of Organization ENGLAND AND WALES
Number of Shares Beneficially Owned by Each Reporting Person With			5		Sole Voting Power
			6		Shared Voting Power 7,500,000
			7		Sole Dispositive Power
			8		Shared Dispositive Power 7,500,000
	9	Aggregate Amount Beneficially Owned by Each Reporting Person 7,500,000
	10	Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares   o
	11	Percent of Class Represented by Amount in Row (9) 5.7%
	12	Type of Reporting Person CO

8

CUSIP No. 46121Y102 13G

	1	Names of Reporting Person/I.R.S. Identification Nos. of Above Persons (Entities Only) BRIT SYNDICATES LIMITED
	2	Check the Appropriate Box if a Member of a Group
		(a)		o
		(b)		x
	3	SEC Use Only
	4	Citizenship or Place of Organization ENGLAND AND WALES
Number of Shares Beneficially Owned by Each Reporting Person With			5		Sole Voting Power
			6		Shared Voting Power 6,259,000
			7		Sole Dispositive Power
			8		Shared Dispositive Power 6,259,000
	9	Aggregate Amount Beneficially Owned by Each Reporting Person 6,259,000
	10	Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares   o
	11	Percent of Class Represented by Amount in Row (9) 4.8%
	12	Type of Reporting Person CO

9

CUSIP No. 46121Y102 13G

	1	Names of Reporting Person/I.R.S. Identification Nos. of Above Persons (Entities Only) BRIT REINSURANCE (BERMUDA) LIMITED
	2	Check the Appropriate Box if a Member of a Group
		(a)		o
		(b)		x
	3	SEC Use Only
	4	Citizenship or Place of Organization BERMUDA
Number of Shares Beneficially Owned by Each Reporting Person With			5		Sole Voting Power
			6		Shared Voting Power 1,241,000
			7		Sole Dispositive Power
			8		Shared Dispositive Power 1,241,000
	9	Aggregate Amount Beneficially Owned by Each Reporting Person 1,241,000
	10	Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares   o
	11	Percent of Class Represented by Amount in Row (9) 0.9%
	12	Type of Reporting Person CO

10

CUSIP No. 46121Y102 13G

	1	Names of Reporting Person/I.R.S. Identification Nos. of Above Persons (Entities Only) FAIRFAX (US) INC.
	2	Check the Appropriate Box if a Member of a Group
		(a)		o
		(b)		x
	3	SEC Use Only
	4	Citizenship or Place of Organization DELAWARE
Number of Shares Beneficially Owned by Each Reporting Person With			5		Sole Voting Power
			6		Shared Voting Power 1,876,300
			7		Sole Dispositive Power
			8		Shared Dispositive Power 1,876,300
	9	Aggregate Amount Beneficially Owned by Each Reporting Person 1,876,300
	10	Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares   o
	11	Percent of Class Represented by Amount in Row (9) 1.4%
	12	Type of Reporting Person CO

11

CUSIP No. 46121Y102 13G

	1	Names of Reporting Person/I.R.S. Identification Nos. of Above Persons (Entities Only) ODYSSEY US HOLDINGS INC.
	2	Check the Appropriate Box if a Member of a Group
		(a)		o
		(b)		x
	3	SEC Use Only
	4	Citizenship or Place of Organization DELAWARE
Number of Shares Beneficially Owned by Each Reporting Person With			5		Sole Voting Power
			6		Shared Voting Power 1,876,300
			7		Sole Dispositive Power
			8		Shared Dispositive Power 1,876,300
	9	Aggregate Amount Beneficially Owned by Each Reporting Person 1,876,300
	10	Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares   o
	11	Percent of Class Represented by Amount in Row (9) 1.4%
	12	Type of Reporting Person CO

12

CUSIP No. 46121Y102 13G

	1	Names of Reporting Person/I.R.S. Identification Nos. of Above Persons (Entities Only) ODYSSEY RE HOLDINGS CORP.
	2	Check the Appropriate Box if a Member of a Group
		(a)		o
		(b)		x
	3	SEC Use Only
	4	Citizenship or Place of Organization DELAWARE
Number of Shares Beneficially Owned by Each Reporting Person With			5		Sole Voting Power
			6		Shared Voting Power 1,876,300
			7		Sole Dispositive Power
			8		Shared Dispositive Power 1,876,300
	9	Aggregate Amount Beneficially Owned by Each Reporting Person 1,876,300
	10	Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares   o
	11	Percent of Class Represented by Amount in Row (9) 1.4%
	12	Type of Reporting Person CO

13

CUSIP No. 46121Y102 13G

	1	Names of Reporting Person/I.R.S. Identification Nos. of Above Persons (Entities Only) ODYSSEY REINSURANCE COMPANY
	2	Check the Appropriate Box if a Member of a Group
		(a)		o
		(b)		x
	3	SEC Use Only
	4	Citizenship or Place of Organization CONNECTICUT
Number of Shares Beneficially Owned by Each Reporting Person With			5		Sole Voting Power
			6		Shared Voting Power 1,876,300
			7		Sole Dispositive Power
			8		Shared Dispositive Power 1,876,300
	9	Aggregate Amount Beneficially Owned by Each Reporting Person 1,876,300
	10	Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares   o
	11	Percent of Class Represented by Amount in Row (9) 1.4%
	12	Type of Reporting Person CO

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Explanatory note

Pursuant to Rule 13d-2 promulgated under the Act, this Amendment No. 1 to Schedule 13G (this “Amendment No. 1”) amends and restates the Schedule 13G originally filed with the United States Securities and Exchange Commission on April 3, 2017 by V. Prem Watsa, 1109519 Ontario Limited, The Sixty Two Investment Company Limited, 810679 Ontario Limited, Fairfax Financial Holdings Limited, FFHL Group Ltd., Brit Limited, Brit Insurance Holdings Limited, Brit Insurance (Gibraltar) PCC Limited, Fairfax (US) Inc., Odyssey US Holdings Inc., Odyssey Re Holdings Corp. and Odyssey Reinsurance Company.

This Amendment No. 1 is being filed by the Reporting Persons (as defined below) in connection with a series of sales of the Shares (as defined below).

Item 1. (a)	Name of Issuer: Intrepid Potash, Inc.
Item 1(b)	Address of Issuer’s Principal Executive Offices: 707 17th Street, Suite 4200, Denver, Colorado 80202
Item 2. (a)	Name of Person Filing: This statement is being jointly filed by the following persons (collectively, the “Reporting Persons”): 1.V. Prem Watsa, an individual; 2.The One One Zero Nine Holdco Limited (“Holdco”), a corporation incorporated under the laws of Ontario; 3.The Sixty Two Investment Company Limited (“Sixty Two”), a corporation incorporated under the laws of British Columbia; 4.Fairfax Financial Holdings Limited (“Fairfax”), a corporation incorporated under the laws of Canada; 5.FFHL Group Ltd. (“FFHL”), a corporation incorporated under the laws of Canada; 6.Brit Limited (“Brit”), a corporation incorporated under the laws of England and Wales; 7.Brit Insurance Holdings Limited (“Brit Holdings”), a corporation incorporated under the laws of England and Wales; 8.Brit Syndicates Limited (“Brit Syndicates”), a company incorporated under the laws of England and Wales; 9.Brit Reinsurance (Bermuda) Limited (“Brit Re”), a corporation continued in Bermuda; 10.Fairfax (US) Inc. (“Fairfax US”), a corporation incorporated under the laws of Delaware; 11.Odyssey US Holdings Inc. (“Odyssey”), a corporation incorporated under the laws of Delaware; 12.Odyssey Re Holdings Corp. (“Odyssey Re”), a corporation incorporated under the laws of Delaware; and 13.Odyssey Reinsurance Company (“Odyssey Reinsurance”), a corporation incorporated under the laws of Connecticut.
Item 2(b)	Address of Principal Business Office: The addresses of the Reporting Persons are as follows: 1.Mr. Watsa’s business address is 95 Wellington Street West, Suite 800, Toronto, Ontario M5J 2N7; 2.The principal business address and principal office address of Holdco is 95 Wellington Street West, Suite 800, Toronto, Ontario M5J 2N7; 3.The principal business address and principal office address of Sixty Two is 1600 Cathedral Place, 925 West Georgia St., Vancouver, British Columbia V6C 3L2;

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	4.The principal business address and principal office address of Fairfax is 95 Wellington Street West, Suite 800, Toronto, Ontario M5J 2N7; 5.The principal business and principal office address of FFHL is 95 Wellington Street West, Suite 800, Toronto, Ontario, Canada, M5J 2N7; 6.The principal business address and principal office address of Brit is The Leadenhall Building, 122 Leadenhall Street, London, EC3V 4AB, United Kingdom; 7.The principal business address and principal office address of Brit Holdings is The Leadenhall Building, 122 Leadenhall Street, London, EC3V 4AB, United Kingdom; 8.The principal business address and principal office address of Brit Syndicates is The Leadenhall Building, 122 Leadenhall Street, London, EC3V 4AB, United Kingdom; 9.The principal business address and principal office address of Brit Re is Ground Floor, Chesney House, The Waterfront, 96 Pitts Bay Road, Pembroke, Hamilton HM 08, Bermuda; 10.The principal business and principal office address of Fairfax US is 2850 Lake Vista Drive, Suite 150, Lewisville, Texas 75067; 11.The principal business and principal office address of Odyssey is 300 First Stamford Place, Stamford, Connecticut 06902; 12.The principal business and principal office address of Odyssey Re is 300 First Stamford Place, Stamford, Connecticut 06902; and 13.The principal business address and principal office address of Odyssey Reinsurance is 300 First Stamford Place, Stamford, Connecticut 06902.
Item 2(c)	Citizenship: V. Prem Watsa is a citizen of Canada.
Item 2(d)	Title of Class of Securities: Common Stock
Item 2(e)	CUSIP Number: 46121Y102
Item 3.	If this statement is filed pursuant to Rule 13d-1(b), or 13d-2(b) or (c), check whether the person filing is a:
	(a)	o	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
	(b)	o	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
	(c)	o	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
	(d)	o	An Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
	(e)	o	An investment adviser in accordance with §240.13d-1(b)(1)(ii)(E);
	(f)	o	An employee benefit plan or endowment fund in accordance with §240.13d-1(b)(1)(ii)(F);

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	(g)	o	A parent holding company or control person, in accordance with §240.13d-1(b)(1)(ii)(G);
	(h)	o	A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
	(i)	o	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
	(j)	o	A non-US institution in accordance with § 240.13d-1(b)(1)(ii)(J);
	(k)	o	Group, in accordance with § 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership.
Based on the most recent information available, the aggregate number and percentage of the shares of common stock (the “Shares”) of Intrepid Potash, Inc. that are beneficially owned by each of the Reporting Persons is set forth in boxes 9 and 11 of the second part of the cover page to this Schedule 13G, and such information is incorporated herein by reference. The number of Shares as to which each of the Reporting Persons has sole voting power, shared voting power, sole dispositive power and shared dispositive power is set forth in boxes 5, 6, 7 and 8, respectively, on the second part of the cover page to this Schedule 13G, and such information is incorporated herein by reference. Neither the filing of this Schedule 13G nor the information contained herein shall be deemed to constitute an affirmation by V. Prem Watsa, Holdco, Sixty Two, Fairfax, FFHL, Brit, Brit Holdings, Brit Syndicates, Brit Re, Fairfax US, Odyssey, Odyssey Re or Odyssey Reinsurance that such person is the beneficial owner of the Shares referred to herein for purposes of Section 13(d) or 13(g) of the Securities Exchange Act of 1934, as amended, or for any other purpose, and such beneficial ownership is expressly disclaimed.
Item 5.	Ownership of Five Percent or Less of a Class.
Not applicable.
Item 6.	Ownership of More than Five Percent on Behalf of Another Person.
Certain of the Shares beneficially owned by the Reporting Persons are held by subsidiaries of Fairfax and by the pension plans of certain subsidiaries of Fairfax, which subsidiaries and pension plans have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities. No such interest of a subsidiary or pension plan relates to more than 5% of the class of Shares.
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company.
Not applicable
Item 8.	Identification and Classification of Members of the Group.
See attached Exhibit No. 1.
Item 9.	Notice of Dissolution of Group.
Not applicable

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Item 10.

Certification.

By signing below each Reporting Person certifies that, to the best of its knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.

18

SIGNATURE

After reasonable inquiry and to the best of the undersigned’s knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated: May 11, 2018	V. Prem Watsa
	/s/ V. Prem Wasta

19

SIGNATURE

After reasonable inquiry and to the best of the undersigned’s knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated: May 11, 2018	The One One Zero Nine Holdco Limited
	By:	/s/ V. Prem Wasta
	Name:	V. Prem Watsa
	Title:	President

20

SIGNATURE

After reasonable inquiry and to the best of the undersigned’s knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated: May 11, 2018	The Sixty Two Investment Company Limited
	By:	/s/ V. Prem Wasta
	Name:	V. Prem Watsa
	Title:	President

21

SIGNATURE

After reasonable inquiry and to the best of the undersigned’s knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated: May 11, 2018	Fairfax Financial Holdings Limited
	By:	/s/ Paul Rivett
	Name:	Paul Rivett
	Title:	President

22

SIGNATURE

After reasonable inquiry and to the best of the undersigned’s knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated: May 11, 2018	FFHL Group Ltd.
	By:	/s/ Paul Rivett
	Name:	Paul Rivett
	Title:	Director

23

SIGNATURE

After reasonable inquiry and to the best of the undersigned’s knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated: May 11, 2018	Brit Limited
	By:	/s/ Mark Allan
	Name:	Mark Allan
	Title:	Chief Financial Officer and Director

24

SIGNATURE

After reasonable inquiry and to the best of the undersigned’s knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated: May 11, 2018	Brit Insurance Holdings Limited
	By:	/s/ Mark Allan
	Name:	Mark Allan
	Title:	Chief Financial Officer and Director

25

SIGNATURE

After reasonable inquiry and to the best of the undersigned’s knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated: May 11, 2018	Brit Syndicates Limited
	By:	/s/ Mark Allan
	Name:	Mark Allan
	Title:	Chief Financial Officer and Director

26

SIGNATURE

After reasonable inquiry and to the best of the undersigned’s knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated: May 11, 2018	Brit Reinsurance (Bermuda) Limited
	By:	/s/ Mark Allan
	Name:	Mark Allan
	Title:	Director

27

SIGNATURE

After reasonable inquiry and to the best of the undersigned’s knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated: May 11, 2018	Fairfax (US) Inc.
	By:	/s/ Paul Rivett
	Name:	Paul Rivett
	Title:	Attorney-in-Fact pursuant to Power of Attorney attached to this Schedule 13G

28

SIGNATURE

After reasonable inquiry and to the best of the undersigned’s knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated: May 11, 2018	Odyssey US Holdings Inc.
	By:	/s/ Paul Rivett
	Name:	Paul Rivett
	Title:	Attorney-in-Fact pursuant to Power of Attorney attached to this Schedule 13G

29

SIGNATURE

After reasonable inquiry and to the best of the undersigned’s knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated: May 11, 2018	Odyssey Re Holdings Corp.
	By:	/s/ Paul Rivett
	Name:	Paul Rivett
	Title:	Attorney-in-Fact pursuant to Power of Attorney attached to this Schedule 13G

30

SIGNATURE

After reasonable inquiry and to the best of the undersigned’s knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated: May 11, 2018	Odyssey Reinsurance Company
	By:	/s/ Paul Rivett
	Name:	Paul Rivett
	Title:	Attorney-in-Fact pursuant to Power of Attorney attached to this Schedule 13G

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Exhibit Index

Exhibit No.	Description
1	Members of filing group
2	Joint Filing Agreement dated as of May 11, 2018 among V. Prem Watsa, The One One Zero Nine Holdco Limited, The Sixty Two Investment Company Limited, Fairfax Financial Holdings Limited, FFHL Group Ltd., Brit Limited, Brit Insurance Holdings Limited, Brit Syndicates Limited, Brit Reinsurance (Bermuda) Limited, Fairfax (US) Inc., Odyssey US Holdings Inc., Odyssey Re Holdings Corp. and Odyssey Reinsurance Company.
3	Power of Attorney

32

EX-1

EXHIBIT 1

MEMBERS OF FILING GROUP

V. Prem Watsa

The One One Zero Nine Holdco Limited

The Sixty Two Investment Company Limited

Fairfax Financial Holdings Limited

FFHL Group Ltd.

Brit Limited

Brit Insurance Holdings Limited

Brit Syndicates Limited

Brit Reinsurance (Bermuda) Limited

Fairfax (US) Inc.

Odyssey US Holdings Inc.

Odyssey Re Holdings Corp.

Odyssey Reinsurance Company

EX-2

EXHIBIT 2

CUSIP No. 46121Y102

AGREEMENT CONCERNING JOINT FILING

OF SCHEDULE 13G

The undersigned agree as follows:

(i) each of them is individually eligible to use the Schedule 13G to which this Exhibit is attached, and such Schedule 13G is filed on behalf of each of them; and

(ii) each of them is responsible for the timely filing of such Schedule 13G and any amendments thereto, and for the completeness and accuracy of the information concerning such person contained therein; but none of them is responsible for the completeness or accuracy of the information concerning the other person making the filing, unless such person knows or has reason to believe that such information is inaccurate.

This Agreement may be executed in any number of counterparts, each of which shall be deemed to be an original, but all of which, taken together, shall constitute one and the same instrument.

Dated: May 11, 2018

V. PREM WATSA
/s/ V. Prem Watsa
THE ONE ONE ZERO NINE HOLDCO LIMITED
By:	/s/ V. Prem Watsa
	Name: V. Prem Watsa
	Title: President
THE SIXTY TWO INVESTMENT COMPANY LIMITED
By:	/s/ V. Prem Watsa
	Name: V. Prem Watsa
	Title: President

FAIRFAX FINANCIAL HOLDINGS LIMITED
By:	/s/ Paul Rivett
	Name: Paul Rivett
	Title: President
FFHL GROUP LTD.
By:	/s/ Paul Rivett
	Name: Paul Rivett
	Title: Director
FAIRFAX (US) INC.
By:	/s/ Paul Rivett
	Name: Paul Rivett
	Title: Attorney-in-Fact pursuant to Power of Attorney attached to this Schedule 13G
ODYSSEY US HOLDINGS INC.
By:	/s/ Paul Rivett
	Name: Paul Rivett
	Title: Attorney-in-Fact pursuant to Power of Attorney attached to this Schedule 13G
ODYSSEY RE HOLDINGS CORP.
By:	/s/ Paul Rivett
	Name: Paul Rivett
	Title: Attorney-in-Fact pursuant to Power of Attorney attached to this Schedule 13G
ODYSSEY REINSURANCE COMPANY
By:	/s/ Paul Rivett
	Name: Paul Rivett
	Title: Attorney-in-Fact pursuant to Power of Attorney attached to this Schedule 13G

BRIT LIMITED
By:	/s/ Mark Allan
	Name: Mark Allan
	Title: Chief Financial Officer and Director
BRIT INSURANCE HOLDINGS LIMITED
By:	/s/ Mark Allan
	Name: Mark Allan
	Title: Chief Financial Officer and Director
BRIT REINSURANCE (BERMUDA) LIMITED
By:	/s/ Mark Allan
	Name: Mark Allan
	Title: Director

BRIT SYNDICATES LIMITED
By:	/s/ Mark Allan
	Name: Mark Allan
	Title: Chief Financial Officer and Director

EX-3

EXHIBIT 3

POWER OF ATTORNEY

Each person whose signature appears below, each being an authorized representative of the entity beside his or her name, hereby makes, constitutes and appoints Paul Rivett as the true and lawful attorney-in-fact for the entity beside his or her name, for the purpose of, from time to time, executing in the respective entity’s name or on the respective entity’s behalf, any and all documents, certificates, instruments, statements, other filings and amendments to the foregoing (collectively, “documents”) determined by Fairfax Financial Holdings Limited or Hamblin Watsa Investment Counsel Ltd. to be necessary or appropriate to comply with ownership or control-person reporting requirements imposed by any United States or non-United States governmental or regulatory authority, including, without limitation, Forms 3, 4, 5, 13D, 13F, 13G and 13H and any amendments to any of the foregoing as may be required to be filed with the Securities and Exchange Commission, and delivering, furnishing or filing any such documents with the appropriate governmental, regulatory authority or other person, and giving and granting to the attorney-in-fact power and authority to act in the premises as fully and to all intents and purposes as each entity below might or could do if personally present by one of its authorized signatories, hereby ratifying and confirming all that said attorney-in-fact shall lawfully do or cause to be done by virtue hereof. Any such determination by the attorney-in-fact shall be conclusively evidenced by the attorney-in-fact’s execution, delivery, furnishing or filing of the applicable document.

Signature	Entity	Date
/s/ Craig Pinnock	Federated Insurance Company of Canada	February 9, 2017
Craig Pinnock
/s/ Craig Pinnock	Northbridge Financial Corporation	February 9, 2017
Craig Pinnock
/s/ Craig Pinnock	Northbridge General Insurance Corporation	February 9, 2017
Craig Pinnock
/s/ Craig Pinnock	Northbridge Personal Insurance Corporation	February 9, 2017
Craig Pinnock
/s/ Dorothy Whitaker	Fairfax (US) Inc.	February 9, 2017
Dorothy Whitaker
/s/ Jan Christiansen	Odyssey Re Holdings Corp.	February 9, 2017
Jan Christiansen
/s/ Jan Christiansen	Odyssey US Holdings Inc.	February 9, 2017
Jan Christiansen

1

Signature	Entity	Date
/s/ Kirk M. Reische	Clearwater Select Insurance Company	February 9, 2017
Kirk M. Reische
/s/ Kirk M. Reische	Hudson Insurance Company	February 9, 2017
Kirk M. Reische
/s/ Kirk M. Reische	Hudson Specialty Insurance Company	February 9, 2017
Kirk M. Reische
/s/ Kirk M. Reische	Odyssey Reinsurance Company	February 9, 2017
Kirk M. Reische
/s/ Nicholas C. Bentley	TIG Insurance Company	February 9, 2017
Nicholas C. Bentley
/s/ James V. Kraus	Crum & Forster Holdings Corp.	February 9, 2017
James V. Kraus
/s/ James V. Kraus	The North River Insurance Company	February 9, 2017
James V. Kraus
/s/ James V. Kraus	United States Fire Insurance Company	February 9, 2017
James V. Kraus
/s/ Robert B. Kastner	Newline Corporate Name Limited	February 9, 2017
Robert B. Kastner
/s/ Robert B. Kastner	Newline Holdings U.K. Limited	February 9, 2017
Robert B. Kastner
/s/ Ronald Schokking	CRC Reinsurance Limited	February 9, 2017
Ronald Schokking
/s/ Ronald Schokking	Fairfax (Barbados) International Corp.	February 9, 2017
Ronald Schokking
/s/ Ronald Schokking	TIG Insurance (Barbados) Limited	February 9, 2017
Ronald Schokking

2

Signature	Entity	Date
/s/ Ronald Schokking	Wentworth Insurance Company Ltd.	February 9, 2017
Ronald Schokking
/s/ William J. Owen	Zenith Insurance Company	February 9, 2017
William J. Owen
/s/ William J. Owen	Zenith National Insurance Corp.	February 9, 2017
William J. Owen

3