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Supplemental Financial Information (Tables) | 6 Months Ended
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Jun. 30, 2018
Condensed Financial Information Disclosure [Abstract] |
Schedule Of Consolidating Statements Of Operations | GIBRALTAR INDUSTRIES, INC. CONSOLIDATING STATEMENTS OF OPERATIONS THREE MONTHS ENDED JUNE 30, 2018 (in thousands)
| Gibraltar Industries, Inc. |  | Guarantor Subsidiaries |  | Non-Guarantor Subsidiaries |  | Eliminations |  | Total
Net sales | $ | — |  |  | $ | 256,487 |  |  | $ | 14,194 |  |  | $ | (4,645 | ) |  | $ | 266,036 |
Cost of sales | — |  |  | 189,082 |  |  | 10,891 |  |  | (4,440 | ) |  | 195,533 |
Gross profit | — |  |  | 67,405 |  |  | 3,303 |  |  | (205 | ) |  | 70,503 |
Selling, general, and administrative expense | 36 |  |  | 36,449 |  |  | 1,744 |  |  | — |  |  | 38,229 |
(Loss) income from operations | (36 | ) |  | 30,956 |  |  | 1,559 |  |  | (205 | ) |  | 32,274 |
Interest expense (income) | 3,402 |  |  | (213 | ) |  | (59 | ) |  | — |  |  | 3,130 |
Other expense (income) | — |  |  | 111 |  |  | (98 | ) |  | — |  |  | 13 |
(Loss) income before taxes | (3,438 | ) |  | 31,058 |  |  | 1,716 |  |  | (205 | ) |  | 29,131 |
(Benefit of) provision for income taxes | (962 | ) |  | 6,874 |  |  | 382 |  |  | — |  |  | 6,294 |
Equity in earnings from subsidiaries | 25,518 |  |  | 1,334 |  |  | — |  |  | (26,852 | ) |  | — |
Net income | $ | 23,042 |  |  | $ | 25,518 |  |  | $ | 1,334 |  |  | $ | (27,057 | ) |  | $ | 22,837 |
GIBRALTAR INDUSTRIES, INC. CONSOLIDATING STATEMENTS OF OPERATIONS THREE MONTHS ENDED JUNE 30, 2017 (in thousands)
| Gibraltar Industries, Inc. |  | Guarantor Subsidiaries |  | Non-Guarantor Subsidiaries |  | Eliminations |  | Total
Net sales | $ | — |  |  | $ | 238,652 |  |  | $ | 10,627 |  |  | $ | (1,652 | ) |  | $ | 247,627 |
Cost of sales | — |  |  | 178,779 |  |  | 8,739 |  |  | (1,716 | ) |  | 185,802 |
Gross profit | — |  |  | 59,873 |  |  | 1,888 |  |  | 64 |  |  | 61,825 |
Selling, general, and administrative expense | 34 |  |  | 33,681 |  |  | 3,180 |  |  | — |  |  | 36,895 |
(Loss) income from operations | (34 | ) |  | 26,192 |  |  | (1,292 | ) |  | 64 |  |  | 24,930 |
Interest expense (income) | 3,403 |  |  | 162 |  |  | (15 | ) |  | — |  |  | 3,550 |
Other expense | — |  |  | 115 |  |  | 238 |  |  | — |  |  | 353 |
(Loss) income before taxes | (3,437 | ) |  | 25,915 |  |  | (1,515 | ) |  | 64 |  |  | 21,027 |
(Benefit of) provision for income taxes | (1,340 | ) |  | 9,360 |  |  | (167 | ) |  | — |  |  | 7,853 |
(Loss) income from continuing operations | (2,097 | ) |  | 16,555 |  |  | (1,348 | ) |  | 64 |  |  | 13,174 |
Discontinued operations: |  |  |  |  |  |  |  |  |
Loss from discontinued operations before taxes | — |  |  | (644 | ) |  | — |  |  | — |  |  | (644 | )
Benefit of income taxes | — |  |  | (239 | ) |  | — |  |  | — |  |  | (239 | )
Loss from discontinued operations | — |  |  | (405 | ) |  | — |  |  | — |  |  | (405 | )
Equity in earnings (loss) from subsidiaries | 14,802 |  |  | (1,348 | ) |  | — |  |  | (13,454 | ) |  | — |
Net income (loss) | $ | 12,705 |  |  | $ | 14,802 |  |  | $ | (1,348 | ) |  | $ | (13,390 | ) |  | $ | 12,769 |
Schedule Of Consolidating Statements Of Comprehensive Income | IBRALTAR INDUSTRIES, INC. CONSOLIDATING STATEMENTS OF COMPREHENSIVE INCOME THREE MONTHS ENDED JUNE 30, 2018 (in thousands)
| Gibraltar Industries, Inc. |  | Guarantor Subsidiaries |  | Non-Guarantor Subsidiaries |  | Eliminations |  | Total
Net income | $ | 23,042 |  |  | $ | 25,518 |  |  | $ | 1,334 |  |  | $ | (27,057 | ) |  | $ | 22,837 |
Other comprehensive (loss) income: |  |  |  |  |  |  |  |  |
Foreign currency translation adjustment | — |  |  | — |  |  | (1,787 | ) |  | — |  |  | (1,787 | )
Adjustment to retirement benefit liability, net of tax | — |  |  | (5 | ) |  | — |  |  | — |  |  | (5 | )
Adjustment to post employment health care benefit liability, net of tax | — |  |  | 31 |  |  | — |  |  | — |  |  | 31 |
Other comprehensive income (loss) | — |  |  | 26 |  |  | (1,787 | ) |  | — |  |  | (1,761 | )
Total comprehensive income (loss) | $ | 23,042 |  |  | $ | 25,544 |  |  | $ | (453 | ) |  | $ | (27,057 | ) |  | $ | 21,076 |
GIBRALTAR INDUSTRIES, INC. CONSOLIDATING STATEMENTS OF COMPREHENSIVE INCOME THREE MONTHS ENDED JUNE 30, 2017 (in thousands)
| Gibraltar Industries, Inc. |  | Guarantor Subsidiaries |  | Non-Guarantor Subsidiaries |  | Eliminations |  | Total
Net income (loss) | $ | 12,705 |  |  | $ | 14,802 |  |  | $ | (1,348 | ) |  | $ | (13,390 | ) |  | $ | 12,769 |
Other comprehensive income (loss): |  |  |  |  |  |  |  |  |
Foreign currency translation adjustment | — |  |  | — |  |  | 1,091 |  |  | — |  |  | 1,091 |
Adjustment to retirement benefit liability, net of tax | — |  |  | (3 | ) |  | — |  |  | — |  |  | (3 | )
Adjustment to post employment health care benefit liability, net of tax | — |  |  | 30 |  |  | — |  |  | — |  |  | 30 |
Other comprehensive income | — |  |  | 27 |  |  | 1,091 |  |  | — |  |  | 1,118 |
Total comprehensive income (loss) | $ | 12,705 |  |  | $ | 14,829 |  |  | $ | (257 | ) |  | $ | (13,390 | ) |  | $ | 13,887 |
GIBRALTAR INDUSTRIES, INC. CONSOLIDATING STATEMENTS OF COMPREHENSIVE INCOME SIX MONTHS ENDED JUNE 30, 2018 (in thousands)
| Gibraltar Industries, Inc. |  | Guarantor Subsidiaries |  | Non-Guarantor Subsidiaries |  | Eliminations |  | Total
Net income | $ | 31,531 |  |  | $ | 36,488 |  |  | $ | 2,424 |  |  | $ | (39,254 | ) |  | $ | 31,189 |
Other comprehensive (loss) income: |  |  |  |  |  |  |  |  |
Foreign currency translation adjustment | — |  |  | — |  |  | (1,677 | ) |  | — |  |  | (1,677 | )
Cumulative effect of change in accounting (see Note 2) | — |  |  | (350 | ) |  | — |  |  | — |  |  | (350 | )
Adjustment to retirement benefit liability, net of tax | — |  |  | (10 | ) |  | — |  |  | — |  |  | (10 | )
Adjustment to post employment health care benefit liability, net of tax | — |  |  | 63 |  |  | — |  |  | — |  |  | 63 |
Other comprehensive loss | — |  |  | (297 | ) |  | (1,677 | ) |  | — |  |  | (1,974 | )
Total comprehensive income | $ | 31,531 |  |  | $ | 36,191 |  |  | $ | 747 |  |  | $ | (39,254 | ) |  | $ | 29,215 |
GIBRALTAR INDUSTRIES, INC. CONSOLIDATING STATEMENTS OF COMPREHENSIVE INCOME SIX MONTHS ENDED JUNE 30, 2017 (in thousands)
| Gibraltar Industries, Inc. |  | Guarantor Subsidiaries |  | Non-Guarantor Subsidiaries |  | Eliminations |  | Total
Net income (loss) | $ | 16,947 |  |  | $ | 21,145 |  |  | $ | (2,040 | ) |  | $ | (19,287 | ) |  | $ | 16,765 |
Other comprehensive income (loss): |  |  |  |  |  |  |  |  |
Foreign currency translation adjustment | — |  |  | — |  |  | 1,770 |  |  | — |  |  | 1,770 |
Adjustment to retirement benefit liability, net of tax | — |  |  | (6 | ) |  | — |  |  | — |  |  | (6 | )
Adjustment to post employment health care benefit liability, net of tax | — |  |  | 59 |  |  | — |  |  | — |  |  | 59 |
Other comprehensive income | — |  |  | 53 |  |  | 1,770 |  |  | — |  |  | 1,823 |
Total comprehensive income (loss) | $ | 16,947 |  |  | $ | 21,198 |  |  | $ | (270 | ) |  | $ | (19,287 | ) |  | $ | 18,588 |
Schedule Of Consolidating Balance Sheets | STRIES, INC. CONSOLIDATING BALANCE SHEETS JUNE 30, 2018 (in thousands)
| Gibraltar Industries, Inc. |  | Guarantor Subsidiaries |  | Non-Guarantor Subsidiaries |  | Eliminations |  | Total
Assets |  |  |  |  |  |  |  |  |
Current assets: |  |  |  |  |  |  |  |  |
Cash and cash equivalents | $ | — |  |  | $ | 181,879 |  |  | $ | 28,864 |  |  | $ | — |  |  | $ | 210,743 |
Accounts receivable, net | — |  |  | 164,357 |  |  | 7,285 |  |  | — |  |  | 171,642 |
Intercompany balances | (1,220 | ) |  | 4,505 |  |  | (3,285 | ) |  | — |  |  | — |
Inventories | — |  |  | 91,611 |  |  | 4,083 |  |  | — |  |  | 95,694 |
Other current assets | 1,975 |  |  | 5,708 |  |  | 3,911 |  |  | — |  |  | 11,594 |
Total current assets | 755 |  |  | 448,060 |  |  | 40,858 |  |  | — |  |  | 489,673 |
Property, plant, and equipment, net | — |  |  | 90,333 |  |  | 2,888 |  |  | — |  |  | 93,221 |
Goodwill | — |  |  | 298,258 |  |  | 22,617 |  |  | — |  |  | 320,875 |
Acquired intangibles | — |  |  | 93,367 |  |  | 8,187 |  |  | — |  |  | 101,554 |
Other assets | — |  |  | 4,597 |  |  | — |  |  | — |  |  | 4,597 |
Investment in subsidiaries | 774,373 |  |  | 62,074 |  |  | — |  |  | (836,447 | ) |  | — |
| $ | 775,128 |  |  | $ | 996,689 |  |  | $ | 74,550 |  |  | $ | (836,447 | ) |  | $ | 1,009,920 |
Liabilities and Shareholders’ Equity |  |  |  |  |  |  |  |  |
Current liabilities: |  |  |  |  |  |  |  |  |
Accounts payable | $ | — |  |  | $ | 84,166 |  |  | $ | 4,381 |  |  | $ | — |  |  | $ | 88,547 |
Accrued expenses | 5,469 |  |  | 56,377 |  |  | 3,328 |  |  | — |  |  | 65,174 |
Billings in excess of cost | — |  |  | 13,028 |  |  | 2,499 |  |  |  |  | 15,527 |
Current maturities of long-term debt | — |  |  | 400 |  |  | — |  |  | — |  |  | 400 |
Total current liabilities | 5,469 |  |  | 153,971 |  |  | 10,208 |  |  | — |  |  | 169,648 |
Long-term debt | 208,763 |  |  | 850 |  |  | — |  |  | — |  |  | 209,613 |
Deferred income taxes | — |  |  | 28,928 |  |  | 2,268 |  |  | — |  |  | 31,196 |
Other non-current liabilities | — |  |  | 38,567 |  |  | — |  |  | — |  |  | 38,567 |
Shareholders’ equity | 560,896 |  |  | 774,373 |  |  | 62,074 |  |  | (836,447 | ) |  | 560,896 |
| $ | 775,128 |  |  | $ | 996,689 |  |  | $ | 74,550 |  |  | $ | (836,447 | ) |  | $ | 1,009,920 |
GIBRALTAR INDUSTRIES, INC. CONSOLIDATING BALANCE SHEETS DECEMBER 31, 2017 (in thousands)
| Gibraltar Industries, Inc. |  | Guarantor Subsidiaries |  | Non-Guarantor Subsidiaries |  | Eliminations |  | Total
Assets |  |  |  |  |  |  |  |  |
Current assets: |  |  |  |  |  |  |  |  |
Cash and cash equivalents | $ | — |  |  | $ | 192,604 |  |  | $ | 29,676 |  |  | $ | — |  |  | $ | 222,280 |
Accounts receivable, net | — |  |  | 138,903 |  |  | 6,482 |  |  | — |  |  | 145,385 |
Intercompany balances | 324 |  |  | 4,166 |  |  | (4,490 | ) |  | — |  |  | — |
Inventories | — |  |  | 82,457 |  |  | 3,915 |  |  | — |  |  | 86,372 |
Other current assets | 5,415 |  |  | (368 | ) |  | 3,680 |  |  | — |  |  | 8,727 |
Total current assets | 5,739 |  |  | 417,762 |  |  | 39,263 |  |  | — |  |  | 462,764 |
Property, plant, and equipment, net | — |  |  | 93,906 |  |  | 3,192 |  |  | — |  |  | 97,098 |
Goodwill | — |  |  | 298,258 |  |  | 22,816 |  |  | — |  |  | 321,074 |
Acquired intangibles | — |  |  | 97,171 |  |  | 8,597 |  |  | — |  |  | 105,768 |
Other assets | — |  |  | 4,681 |  |  | — |  |  | — |  |  | 4,681 |
Investment in subsidiaries | 739,970 |  |  | 61,746 |  |  | — |  |  | (801,716 | ) |  | — |
| $ | 745,709 |  |  | $ | 973,524 |  |  | $ | 73,868 |  |  | $ | (801,716 | ) |  | $ | 991,385 |
Liabilities and Shareholders’ Equity |  |  |  |  |  |  |  |  |
Current liabilities: |  |  |  |  |  |  |  |  |
Accounts payable | $ | — |  |  | $ | 77,786 |  |  | $ | 4,601 |  |  | $ | — |  |  | $ | 82,387 |
Accrued expenses | 5,469 |  |  | 67,746 |  |  | 2,252 |  |  | — |  |  | 75,467 |
Billings in excess of cost | — |  |  | 9,840 |  |  | 2,939 |  |  | — |  |  | 12,779 |
Current maturities of long-term debt | — |  |  | 400 |  |  | — |  |  | — |  |  | 400 |
Total current liabilities | 5,469 |  |  | 155,772 |  |  | 9,792 |  |  | — |  |  | 171,033 |
Long-term debt | 208,521 |  |  | 1,100 |  |  | — |  |  | — |  |  | 209,621 |
Deferred income taxes | — |  |  | 28,907 |  |  | 2,330 |  |  | — |  |  | 31,237 |
Other non-current liabilities | — |  |  | 47,775 |  |  | — |  |  | — |  |  | 47,775 |
Shareholders’ equity | 531,719 |  |  | 739,970 |  |  | 61,746 |  |  | (801,716 | ) |  | 531,719 |
| $ | 745,709 |  |  | $ | 973,524 |  |  | $ | 73,868 |  |  | $ | (801,716 | ) |  | $ | 991,385 |
Schedule Of Condensed Consolidating Statements Of Cash Flows | GIBRALTAR INDUSTRIES, INC. CONDENSED CONSOLIDATING STATEMENTS OF CASH FLOWS SIX MONTHS ENDED JUNE 30, 2018 (in thousands)
| Gibraltar Industries, Inc. |  | Guarantor Subsidiaries |  | Non-Guarantor Subsidiaries |  | Eliminations |  | Total
Cash Flows from Operating Activities |  |  |  |  |  |  |  |  |
Net cash (used in) provided by operating activities | $ | (6,643 | ) |  | $ | 884 |  |  | $ | 1,956 |  |  | $ | — |  |  | $ | (3,803 | )
Cash Flows from Investing Activities |  |  |  |  |  |  |  |  |
Net proceeds from sale of property and equipment | — |  |  | 2,864 |  |  | 65 |  |  | — |  |  | 2,929 |
Purchases of property, plant, and equipment | — |  |  | (3,564 | ) |  | (140 | ) |  | — |  |  | (3,704 | )
Net cash used in investing activities | — |  |  | (700 | ) |  | (75 | ) |  | — |  |  | (775 | )
Cash Flows from Financing Activities |  |  |  |  |  |  |  |  |
Long-term debt payments | — |  |  | (400 | ) |  | — |  |  | — |  |  | (400 | )
Purchase of treasury stock at market prices | (6,016 | ) |  | — |  |  | — |  |  | — |  |  | (6,016 | )
Net proceeds from issuance of common stock | 526 |  |  | — |  |  | — |  |  | — |  |  | 526 |
Intercompany financing | 12,133 |  |  | (10,509 | ) |  | (1,624 | ) |  | — |  |  | — |
Net cash provided by (used in) financing activities | 6,643 |  |  | (10,909 | ) |  | (1,624 | ) |  | — |  |  | (5,890 | )
Effect of exchange rate changes on cash | — |  |  | — |  |  | (1,069 | ) |  | — |  |  | (1,069 | )
Net decrease in cash and cash equivalents | — |  |  | (10,725 | ) |  | (812 | ) |  | — |  |  | (11,537 | )
Cash and cash equivalents at beginning of year | — |  |  | 192,604 |  |  | 29,676 |  |  | — |  |  | 222,280 |
Cash and cash equivalents at end of period | $ | — |  |  | $ | 181,879 |  |  | $ | 28,864 |  |  | $ | — |  |  | $ | 210,743 |
GIBRALTAR INDUSTRIES, INC. CONDENSED CONSOLIDATING STATEMENTS OF CASH FLOWS SIX MONTHS ENDED JUNE 30, 2017 (in thousands)
| Gibraltar Industries, Inc. |  | Guarantor Subsidiaries |  | Non-Guarantor Subsidiaries |  | Eliminations |  | Total
Cash Flows from Operating Activities |  |  |  |  |  |  |  |  |
Net cash (used in) provided by operating activities | $ | (6,640 | ) |  | $ | 31,687 |  |  | $ | (3,327 | ) |  | $ | — |  |  | $ | 21,720 |
Cash Flows from Investing Activities |  |  |  |  |  |  |  |  |
Cash paid for acquisitions | — |  |  | (18,494 | ) |  | — |  |  | — |  |  | (18,494 | )
Net proceeds from sale of property and equipment | — |  |  | 12,627 |  |  | 151 |  |  | — |  |  | 12,778 |
Purchases of property, plant, and equipment | — |  |  | (3,123 | ) |  | (151 | ) |  | — |  |  | (3,274 | )
Net cash used in investing activities | — |  |  | (8,990 | ) |  | — |  |  | — |  |  | (8,990 | )
Cash Flows from Financing Activities |  |  |  |  |  |  |  |  |
Long-term debt payments | — |  |  | (400 | ) |  | — |  |  | — |  |  | (400 | )
Purchase of treasury stock at market prices | (1,003 | ) |  | — |  |  | — |  |  | — |  |  | (1,003 | )
Net proceeds from issuance of common stock | 247 |  |  | — |  |  | — |  |  | — |  |  | 247 |
Intercompany financing | 7,396 |  |  | (7,280 | ) |  | (116 | ) |  | — |  |  | — |
Net cash provided by (used in) financing activities | 6,640 |  |  | (7,680 | ) |  | (116 | ) |  | — |  |  | (1,156 | )
Effect of exchange rate changes on cash | — |  |  | — |  |  | 628 |  |  | — |  |  | 628 |
Net increase (decrease) in cash and cash equivalents | — |  |  | 15,017 |  |  | (2,815 | ) |  | — |  |  | 12,202 |
Cash and cash equivalents at beginning of year | — |  |  | 143,826 |  |  | 26,351 |  |  | — |  |  | 170,177 |
Cash and cash equivalents at end of period | $ | — |  |  | $ | 158,843 |  |  | $ | 23,536 |  |  | $ | — |  |  | $ | 182,379 |

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