Condensed Financial Information of Parent Company Only Disclosure [Text Block] | Supplemental Guarantor Information The Company’s obligations under the 2021 Senior Notes, the 2017 Convertible Senior Subordinated Notes and the 2018 Convertible Senior Subordinated Notes are not guaranteed by all of the Company’s subsidiaries and therefore, the Company has disclosed condensed consolidating financial information in accordance with SEC Regulation S-X Rule 3-10, Financial Statements of Guarantors and Issuers of Guaranteed Securities Registered or Being Registered. The Guarantor Subsidiaries of the 2021 Senior Notes, the 2017 Convertible Senior Subordinated Notes and the 2018 Convertible Senior Subordinated Notes are the same. The following condensed consolidating financial information includes balance sheets, statements of income and cash flow information for M/I Homes, Inc. (the parent company and the issuer of the aforementioned guaranteed notes), the Guarantor Subsidiaries, collectively, and for all other subsidiaries and joint ventures of the Company (the “Unrestricted Subsidiaries”), collectively. Each Guarantor Subsidiary is a direct or indirect 100%-owned subsidiary of M/I Homes, Inc. and has fully and unconditionally guaranteed the (a) 2021 Senior Notes on a joint and several senior unsecured basis, (b) 2017 Convertible Senior Subordinated Notes on a joint and several senior subordinated unsecured basis and (c) 2018 Convertible Senior Subordinated Notes on a joint and several senior subordinated unsecured basis. There are no significant restrictions on the parent company’s ability to obtain funds from its Guarantor Subsidiaries in the form of a dividend, loan, or other means. As of September 30, 2016 , each of the Company’s subsidiaries is a Guarantor Subsidiary, with the exception of subsidiaries that are primarily engaged in the business of mortgage financing, title insurance or similar financial businesses relating to the homebuilding and home sales business, certain subsidiaries that are not 100%-owned by the Company or another subsidiary, and other subsidiaries designated by the Company as Unrestricted Subsidiaries, subject to limitations on the aggregate amount invested in such Unrestricted Subsidiaries in accordance with the terms of the Credit Facility and the indenture governing the 2021 Senior Notes. In the condensed financial tables presented below, the parent company presents all of its 100%-owned subsidiaries as if they were accounted for under the equity method. All applicable corporate expenses have been allocated appropriately among the Guarantor Subsidiaries and Unrestricted Subsidiaries. CONDENSED CONSOLIDATING STATEMENTS OF INCOME Three Months Ended September 30, 2016 (In thousands) M/I Homes, Inc. Guarantor Subsidiaries Unrestricted Subsidiaries Eliminations Consolidated Revenue $ — $ 431,903 $ 10,561 $ — $ 442,464 Costs and expenses: Land and housing — 363,635 — — 363,635 General and administrative — 24,340 4,820 — 29,160 Selling — 27,663 — — 27,663 Equity in income of unconsolidated joint ventures — — (24 ) — (24 ) Interest — 3,036 551 — 3,587 Total costs and expenses — 418,674 5,347 — 424,021 Income before income taxes — 13,229 5,214 — 18,443 Provision for income taxes — 5,601 1,900 — 7,501 Equity in subsidiaries 10,942 — — (10,942 ) — Net income 10,942 7,628 3,314 (10,942 ) 10,942 Preferred dividends 1,218 — — — 1,218 Net income to common shareholders $ 9,724 $ 7,628 $ 3,314 $ (10,942 ) $ 9,724 Three Months Ended September 30, 2015 (In thousands) M/I Homes, Inc. Guarantor Subsidiaries Unrestricted Subsidiaries Eliminations Consolidated Revenue $ — $ 354,181 $ 9,276 $ — $ 363,457 Costs and expenses: Land and housing — 285,416 — — 285,416 General and administrative — 19,080 4,571 — 23,651 Selling — 24,270 — — 24,270 Equity in income of unconsolidated joint ventures — — (36 ) — (36 ) Interest — 3,246 412 — 3,658 Total costs and expenses — 332,012 4,947 — 336,959 Income before income taxes — 22,169 4,329 — 26,498 Provision for income taxes — 9,531 1,397 — 10,928 Equity in subsidiaries 15,570 — — (15,570 ) — Net income 15,570 12,638 2,932 (15,570 ) 15,570 Preferred dividends 1,218 — — — 1,218 Net income to common shareholders $ 14,352 $ 12,638 $ 2,932 $ (15,570 ) $ 14,352 CONDENSED CONSOLIDATING STATEMENTS OF INCOME Nine Months Ended September 30, 2016 (In thousands) M/I Homes, Inc. Guarantor Subsidiaries Unrestricted Subsidiaries Eliminations Consolidated Revenue $ — $ 1,137,517 $ 30,564 $ — $ 1,168,081 Costs and expenses: Land and housing — 943,515 — — 943,515 General and administrative — 64,727 13,522 — 78,249 Selling — 75,462 — — 75,462 Equity in income of unconsolidated joint ventures — — (413 ) — (413 ) Interest — 11,715 1,445 — 13,160 Total costs and expenses — 1,095,419 14,554 — 1,109,973 Income before income taxes — 42,098 16,010 — 58,108 Provision for income taxes — 16,487 5,574 — 22,061 Equity in subsidiaries 36,047 — — (36,047 ) — Net income 36,047 25,611 10,436 (36,047 ) 36,047 Preferred dividends 3,656 — — — 3,656 Net income to common shareholders $ 32,391 $ 25,611 $ 10,436 $ (36,047 ) $ 32,391 Nine Months Ended September 30, 2015 (In thousands) M/I Homes, Inc. Guarantor Subsidiaries Unrestricted Subsidiaries Eliminations Consolidated Revenue $ — $ 923,164 $ 26,308 $ — $ 949,472 Costs and expenses: Land and housing — 744,194 — — 744,194 General and administrative — 53,334 11,356 — 64,690 Selling — 64,891 — — 64,891 Equity in income of unconsolidated joint ventures — — (248 ) — (248 ) Interest — 10,732 1,138 — 11,870 Total costs and expenses — 873,151 12,246 — 885,397 Income before income taxes — 50,013 14,062 — 64,075 Provision for income taxes — 20,690 4,897 — 25,587 Equity in subsidiaries 38,488 — — (38,488 ) — Net income 38,488 29,323 9,165 (38,488 ) 38,488 Preferred dividends 3,656 — — — 3,656 Net income to common shareholders $ 34,832 $ 29,323 $ 9,165 $ (38,488 ) $ 34,832 CONDENSED CONSOLIDATING BALANCE SHEET September 30, 2016 (In thousands) M/I Homes, Inc. Guarantor Subsidiaries Unrestricted Subsidiaries Eliminations Consolidated ASSETS: Cash and cash equivalents $ — $ 7,161 $ 15,149 $ — $ 22,310 Restricted cash — 998 — — 998 Mortgage loans held for sale — — 95,545 — 95,545 Inventory — 1,225,153 — — 1,225,153 Property and equipment - net — 21,221 571 — 21,792 Investment in unconsolidated joint ventures — 6,017 20,511 — 26,528 Deferred income taxes, net of valuation allowances — 39,944 — — 39,944 Investment in subsidiaries 649,961 — — (649,961 ) — Intercompany assets 417,303 — — (417,303 ) — Other assets 1,924 50,391 12,652 — 64,967 TOTAL ASSETS $ 1,069,188 $ 1,350,885 $ 144,428 $ (1,067,264 ) $ 1,497,237 LIABILITIES AND SHAREHOLDERS’ EQUITY LIABILITIES: Accounts payable $ — $ 109,808 $ 371 $ — $ 110,179 Customer deposits — 26,439 — — 26,439 Intercompany liabilities — 399,251 18,052 (417,303 ) — Other liabilities — 94,998 4,971 — 99,969 Community development district obligations — 551 — — 551 Obligation for consolidated inventory not owned — 5,862 — — 5,862 Notes payable bank - homebuilding operations — 85,000 — — 85,000 Notes payable bank - financial services operations — — 91,483 — 91,483 Notes payable - other — 8,566 — — 8,566 Convertible senior subordinated notes due 2017 - net 56,949 — — — 56,949 Convertible senior subordinated notes due 2018 - net 85,246 — — — 85,246 Senior notes due 2021 - net 295,401 — — — 295,401 TOTAL LIABILITIES 437,596 730,475 114,877 (417,303 ) 865,645 SHAREHOLDERS’ EQUITY 631,592 620,410 29,551 (649,961 ) 631,592 TOTAL LIABILITIES AND SHAREHOLDERS’ EQUITY $ 1,069,188 $ 1,350,885 $ 144,428 $ (1,067,264 ) $ 1,497,237 CONDENSED CONSOLIDATING BALANCE SHEET December 31, 2015 (In thousands) M/I Homes, Inc. Guarantor Subsidiaries Unrestricted Subsidiaries Eliminations Consolidated ASSETS: Cash and cash equivalents $ — $ — $ 18,156 $ (7,951 ) $ 10,205 Restricted cash — 2,896 — — 2,896 Mortgage loans held for sale — — 127,001 — 127,001 Inventory — 1,112,042 — — 1,112,042 Property and equipment - net — 12,222 675 — 12,897 Investment in unconsolidated joint ventures — 17,425 19,542 — 36,967 Deferred income taxes, net of valuation allowances — 67,255 149 — 67,404 Investment in subsidiaries 621,052 — — (621,052 ) — Intercompany assets 408,847 — — (408,847 ) — Other assets 2,626 32,335 11,181 — 46,142 TOTAL ASSETS $ 1,032,525 $ 1,244,175 $ 176,704 $ (1,037,850 ) $ 1,415,554 LIABILITIES AND SHAREHOLDERS’ EQUITY LIABILITIES: Accounts payable $ — $ 94,554 $ 275 $ (7,951 ) $ 86,878 Customer deposits — 19,567 — — 19,567 Intercompany liabilities — 387,439 21,408 (408,847 ) — Other liabilities — 88,550 5,120 — 93,670 Community development district obligations — 1,018 — — 1,018 Obligation for consolidated inventory not owned — 6,007 — — 6,007 Notes payable bank - homebuilding operations — 43,800 — — 43,800 Notes payable bank - financial services operations — — 123,648 — 123,648 Notes payable - other — 8,441 — — 8,441 Convertible senior subordinated notes due 2017 - net 56,518 — — — 56,518 Convertible senior subordinated notes due 2018 - net 84,714 — — — 84,714 Senior notes due 2021 - net 294,727 — — — 294,727 TOTAL LIABILITIES 435,959 649,376 150,451 (416,798 ) 818,988 SHAREHOLDERS’ EQUITY 596,566 594,799 26,253 (621,052 ) 596,566 TOTAL LIABILITIES AND SHAREHOLDERS’ EQUITY $ 1,032,525 $ 1,244,175 $ 176,704 $ (1,037,850 ) $ 1,415,554 CONDENSED CONSOLIDATING STATEMENTS OF CASH FLOWS Nine Months Ended September 30, 2016 (In thousands) M/I Homes, Inc. Guarantor Subsidiaries Unrestricted Subsidiaries Eliminations Consolidated OPERATING ACTIVITIES: Net cash provided by (used in) operating activities $ 7,138 $ (18,192 ) $ 44,712 $ (7,138 ) $ 26,520 INVESTING ACTIVITIES: Restricted cash — 1,880 — — 1,880 Purchase of property and equipment — (11,565 ) (54 ) — (11,619 ) Intercompany investing (3,555 ) — — 3,555 — Investments in and advances to unconsolidated joint ventures — (5,504 ) (4,556 ) — (10,060 ) Net cash (used in) provided by investing activities (3,555 ) (15,189 ) (4,610 ) 3,555 (19,799 ) FINANCING ACTIVITIES: Proceeds from bank borrowings - homebuilding operations — 276,800 — — 276,800 Principal repayments of bank borrowings - homebuilding operations — (235,600 ) — — (235,600 ) Net proceeds from bank borrowings - financial services operations — — (32,165 ) — (32,165 ) Principal proceeds from notes payable - other and CDD bond obligations — 125 — — 125 Proceeds from exercise of stock options 73 — — — 73 Intercompany financing — (630 ) (3,766 ) 4,396 — Dividends paid (3,656 ) — (7,138 ) 7,138 (3,656 ) Debt issue costs — (153 ) (40 ) — (193 ) Net cash (used in) provided by financing activities (3,583 ) 40,542 (43,109 ) 11,534 5,384 Net increase (decrease) in cash and cash equivalents — 7,161 (3,007 ) 7,951 12,105 Cash and cash equivalents balance at beginning of period — — 18,156 (7,951 ) 10,205 Cash and cash equivalents balance at end of period $ — $ 7,161 $ 15,149 $ — $ 22,310 Nine Months Ended September 30, 2015 (In thousands) M/I Homes, Inc. Guarantor Subsidiaries Unrestricted Subsidiaries Eliminations Consolidated OPERATING ACTIVITIES: Net cash provided by (used in) operating activities $ 2,428 $ (114,357 ) $ 19,161 $ (2,428 ) $ (95,196 ) INVESTING ACTIVITIES: Restricted cash — 3,615 — — 3,615 Purchase of property and equipment — (1,939 ) (64 ) — (2,003 ) Intercompany Investing 193 — — (193 ) — Investments in and advances to unconsolidated joint ventures — (2,728 ) (7,997 ) — (10,725 ) Net proceeds from the sale of mortgage servicing rights — — 3,065 — 3,065 Net cash provided by (used in) investing activities 193 (1,052 ) (4,996 ) (193 ) (6,048 ) FINANCING ACTIVITIES: Proceeds from bank borrowings - homebuilding operations — 329,400 — — 329,400 Principal repayments of bank borrowings - homebuilding operations — (203,300 ) — — (203,300 ) Net repayments of bank borrowings - financial services operations — — (12,140 ) — (12,140 ) Principal repayments of notes payable - other and CDD bond obligations — (155 ) — — (155 ) Proceeds from exercise of stock options 1,035 — — — 1,035 Intercompany financing — (6,158 ) 5,965 193 — Dividends paid (3,656 ) — (2,428 ) 2,428 (3,656 ) Debt issue costs — (380 ) (40 ) — (420 ) Net cash (used in) provided by financing activities (2,621 ) 119,407 (8,643 ) 2,621 110,764 Net increase in cash and cash equivalents — 3,998 5,522 — 9,520 Cash and cash equivalents balance at beginning of period — 3,872 11,663 — 15,535 Cash and cash equivalents balance at end of period $ — $ 7,870 $ 17,185 $ — $ 25,055 |