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Detail of Certain Balance Sheet Accounts | 12 Months Ended
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Dec. 31, 2015
Text Block [Abstract] |
Detail of Certain Balance Sheet Accounts |
8. | DETAIL OF CERTAIN BALANCE SHEET ACCOUNTS:
Activity in Quanta’s current and long-term allowance for doubtful accounts consisted of the following (in thousands):
|  | December 31, |
|  | 2015 |  |  | 2014 |
Balance at beginning of year |  | $ | 6,174 |  |  | $ | 5,215 |
Charged to bad debt expense and provision for long-term contract receivable |  |  | 224 |  |  |  | 103,871 |
Deductions for uncollectible receivables written off, net of recoveries |  |  | (1,172 | ) |  |  | (102,912 | )
Balance at end of year |  | $ | 5,226 |  |  | $ | 6,174 |
Included in the 2014 amounts charged and written off was the $102.5 million charge to provision for long-term contract receivable and subsequent write-off related to the Sunrise Powerlink project. See Legal Proceedings — Sunrise Powerlink Arbitration in Note 15 for more information. Contracts in progress were as follows (in thousands):
|  | December 31, |
|  | 2015 |  |  | 2014 |
Costs incurred on contracts in progress |  | $ | 5,725,078 |  |  | $ | 6,603,351 |
Estimated earnings, net of estimated losses |  |  | 756,974 |  |  |  | 1,111,657 |
|  |  | 6,482,052 |  |  |  | 7,715,008 |
Less — Billings to date |  |  | (6,563,537 | ) |  |  | (7,675,674 | )
|  | $ | (81,485 | ) |  | $ | 39,334 |
Costs and estimated earnings in excess of billings on uncompleted contracts |  | $ | 317,745 |  |  | $ | 290,447 |
Less — Billings in excess of costs and estimated earnings on uncompleted contracts |  |  | (399,230 | ) |  |  | (251,113 | )
|  | $ | (81,485 | ) |  | $ | 39,334 |
Property and equipment consisted of the following (in thousands):
|  | Estimated Useful Lives in Years |  | December 31, |
|  | 2015 |  |  | 2014 |
Land |  | N/A |  | $ | 41,428 |  |  | $ | 40,657 |
Buildings and leasehold improvements |  | 5-30 |  |  | 116,697 |  |  |  | 93,042 |
Operating equipment and vehicles |  | 5-25 |  |  | 1,517,630 |  |  |  | 1,459,409 |
Office equipment, furniture and fixtures and information technology systems |  | 3-15 |  |  | 137,670 |  |  |  | 119,529 |
Construction work in progress |  | N/A |  |  | 43,806 |  |  |  | 38,496 |
|  |  |  |  | 1,857,231 |  |  |  | 1,751,133 |
Less — Accumulated depreciation and amortization |  |  |  |  | (755,272 | ) |  |  | (651,559 | )
Property and equipment, net |  |  |  | $ | 1,101,959 |  |  | $ | 1,099,574 |
Accounts payable and accrued expenses consisted of the following (in thousands):
|  | December 31, |
|  | 2015 |  |  | 2014 |
Accounts payable, trade |  | $ | 452,295 |  |  | $ | 477,370 |
Accrued compensation and related expenses |  |  | 159,045 |  |  |  | 164,777 |
Accrued insurance, current portion |  |  | 61,327 |  |  |  | 49,309 |
Deferred revenues, current portion |  |  | 8,010 |  |  |  | 13,082 |
Income and franchise taxes payable |  |  | 3,923 |  |  |  | 20,946 |
Other accrued expenses |  |  | 97,534 |  |  |  | 99,747 |
|  | $ | 782,134 |  |  | $ | 825,231 |

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