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v3.21.1

Notes Payable (Details) - USD ($) $ in Millions | 3 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Jun. 30, 2021 | Mar. 31, 2021 | Dec. 31, 2020 | Apr. 30, 2021 | Oct. 31, 2020 | Sep. 30, 2020 | Jun. 30, 2020 | Sep. 30, 2019
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Letters of Credit Outstanding, Amount |  | $ 189.6 |  |  |  |  |  |
Notes payable |  | 4,472.3 |  |  |  | $ 4,283.3 |  |
Intersegment Eliminations [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Notes payable |  | (2.7) |  |  |  | (4.8) |  |
Forestar Group [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Unamortized Debt Issuance Expense |  | 7.9 |  |  |  | 8.9 |  |
Notes payable |  | 654.6 |  |  |  | 641.1 |  |
Financial Services [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Line of Credit Facility, Current Borrowing Capacity |  | 1,400.0 |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  | 1,633.0 |  |  |  |  |  |
Pledged Financial Instruments, Not Separately Reported, Loans Receivable, for Repurchase Agreements |  | 1,690.0 |  |  |  |  |  |
Participating Mortgage Loans, Mortgage Obligations, Amount |  | 1,660.0 |  |  |  |  |  |
Advance Pay Downs on Mortgage Repurchase Facility |  | $ 454.8 |  |  |  |  |  |
Assets Sold under Agreements to Repurchase, Interest Rate |  | 2.10% |  |  |  |  |  |
Notes payable |  | $ 1,203.5 |  |  |  | 1,132.6 |  |
Financial Services [Member] | Maximum [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Line of Credit Facility, Current Borrowing Capacity |  | 1,800.0 |  |  |  |  |  |
Forestar Group [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Line of Credit Facility, Current Borrowing Capacity |  | 380.0 |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  | $ 570.0 |  |  |  |  |  |
Letters of credit, sublimit borrowing capacity, as a percentage |  | 50.00% |  |  |  |  |  |
Revolving credit facility |  | $ 0.0 |  |  |  | 0.0 |  |
Letters of Credit Outstanding, Amount |  | 46.0 |  |  |  |  |  |
Line of Credit Facility, Remaining Borrowing Capacity |  | 334.0 |  |  |  |  |  |
Debt Repurchase Authorization Remaining |  | 30.0 |  |  |  |  |  |
Authorized Repurchase Of Debt Securities |  |  |  |  |  |  | $ 30.0 |
Letter of Credit, Maximum Borrowing Capacity (in dollars) |  | 100.0 |  |  |  |  |  |
Notes payable |  | 654.6 |  |  |  | 641.1 |  |
Forestar Group [Member] | Subsequent Event [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Line of Credit Facility, Current Borrowing Capacity |  |  |  | $ 410.0 |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  |  |  | 600.0 |  |  |  |
Home Building Consolidated |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Unamortized Debt Issuance Expense |  | 13.3 |  |  |  | 10.7 |  |
Line of Credit Facility, Current Borrowing Capacity |  | 1,590.0 |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  | $ 2,500.0 |  |  |  |  |  |
Letters of credit, sublimit borrowing capacity, as a percentage |  | 100.00% |  |  |  |  |  |
Revolving credit facility |  | $ 0.0 |  |  |  | 0.0 |  |
Letters of Credit Outstanding, Amount |  | 143.6 |  |  |  |  |  |
Line of Credit Facility, Remaining Borrowing Capacity |  | 1,450.0 |  |  |  |  |  |
Line of Credit, Current |  | 0.0 |  |  |  | 0.0 |  |
Debt Repurchase Authorization Remaining |  | 500.0 |  |  |  |  |  |
Authorized Repurchase Of Debt Securities |  |  |  |  |  |  |  | $ 500.0
Notes payable |  | 2,614.2 |  |  |  | 2,509.6 |  |
Home Building Consolidated | Subsequent Event [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Line of Credit Facility, Current Borrowing Capacity |  |  |  | 2,190.0 |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  |  |  | 3,000.0 |  |  |  |
Home Building Consolidated | Short-term Debt [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Line of Credit Facility, Current Borrowing Capacity |  | 375.0 |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  | $ 550.0 |  |  |  |  |  |
2.55% senior notes due 2020 [Member] | Home Building Consolidated |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Maturities of Senior Debt |  |  | $ 400.0 |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 2.55% | 2.55% |  |  |  |  |
Notes payable |  | $ 0.0 |  |  |  | 399.8 |  |
4.375% senior notes due 2022 [Member] | Home Building Consolidated |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 4.375% |  |  |  |  |  |
Notes payable |  | $ 349.4 |  |  |  | 349.2 |  |
4.75% senior notes due 2023 [Member] | Home Building Consolidated |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 4.75% |  |  |  |  |  |
Notes payable |  | $ 299.4 |  |  |  | 299.2 |  |
5.75% senior notes due 2023 [Member] | Home Building Consolidated |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 5.75% |  |  |  |  |  |
Notes payable |  | $ 398.9 |  |  |  | 398.7 |  |
SeniorNoteFortyTwo [Member] | Home Building Consolidated |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 2.50% |  |  |  |  |  |
Notes payable |  | $ 496.9 |  |  |  | 496.5 |  |
SeniorNoteFortyFour | Home Building Consolidated |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 2.60% |  |  |  |  |  |
Notes payable |  | $ 495.8 |  |  |  | 495.1 |  |
Senior Note Forty Five | Home Building Consolidated |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Face Amount |  |  |  |  | $ 500.0 |  |  |
Debt Instrument, Interest Rate, Effective Percentage |  |  |  |  | 1.60% |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 1.40% |  |  | 1.40% |  |  |
Notes payable |  | $ 494.3 |  |  |  | 0.0 |  |
Senior Note Member Forty One [Member] | Forestar Group [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Face Amount |  | $ 350.0 |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 8.00% |  |  |  |  |  |
Notes payable |  | $ 345.9 |  |  |  | 345.2 |  |
Senior Note Member Forty One [Member] | Forestar Group [Member] | Subsequent Event [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Extinguishment of Debt, Amount | $ 350.0 |  |  |  |  |  |  |
Debt Instrument, Redemption Price |  |  |  | 365.6 |  |  |  |
Debt Instrument, Redemption, Accrued and Unpaid Interest |  |  |  | 1.6 |  |  |  |
Debt Instrument, Redemption, Call Premium |  |  |  | 14.0 |  |  |  |
Senior Note Member Forty Three | Forestar Group [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 5.00% |  |  |  |  |  |
Notes payable |  | $ 296.2 |  |  |  | 295.9 |  |
Secured Debt [Member] | Forestar Group [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Notes payable |  | 12.5 |  |  |  | 0.0 |  |
Secured Debt [Member] | Home Building Consolidated |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Notes payable |  | $ 79.5 |  |  |  | $ 71.1 |  |
Senior Note Forty Six | Forestar Group [Member] | Subsequent Event [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Face Amount |  |  |  | $ 400.0 |  |  |  |
Debt Instrument, Interest Rate, Effective Percentage |  |  |  | 4.10% |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  | 3.85% |  |  |  |

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- Definition Interest rate on the amount to be repaid to the counterparty to the repurchase agreement when the carrying amount (or market value, if higher than the carrying amount) of securities or other assets sold under the repurchase agreement exceeds 10 percent of total assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(m)(1)(i)(A)(ii)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690 + Details
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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the 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)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: 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 Reference 3: 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 + Details
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- Definition Including the current and noncurrent portions, aggregate carrying amount of all types of notes payable, as of the balance sheet date, with initial maturities beyond one year or beyond the normal operating cycle, if longer. + References Reference 1: 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 Reference 2: 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 3: 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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- Definition The aggregate amount of the participating mortgage obligation at the end of the accounting period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=99377297&loc=d3e10013-112621 + Details
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- Definition The carrying amount, as of the date of the latest financial statement presented, of loans receivable which are owned but transferred to serve as collateral for the payment of repurchase obligations, and for which the transferee is not permitted to sell or re-pledge them to an unrelated party. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 30 -Section 50 -Paragraph 1A -Subparagraph (b)(1)(i) -URI http://asc.fasb.org/extlink&oid=109249958&loc=SL6224234-111729 + Details
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- Definition The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset. + 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 210.5-02.17) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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