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BANK PREMISES AND EQUIPMENT | 12 Months Ended
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Dec. 31, 2016
Property, Plant and Equipment [Abstract] |
BANK PREMISES AND EQUIPMENT | Bank premises and equipment at December 31, were as follows:
| 2016 |  | 2015 |  | Estimated Useful Life
| (Dollars in thousands) |  | (In years)
Cost |  |  |  |  |
Land | $ | 20,585 |  |  | $ | 20,780 |  |  | n/a
Bank premises | 43,553 |  |  | 39,182 |  |  | 5-39
Leasehold improvements | 24,387 |  |  | 22,817 |  |  | 4-27
Furniture and equipment | 58,237 |  |  | 55,336 |  |  | 1-12
Total cost | 146,762 |  |  | 138,115 |  |  |
Accumulated depreciation | (68,282 | ) |  | (62,452 | ) |  |
Net bank premises and equipment | $ | 78,480 |  |  | $ | 75,663 |  |  |
Depreciation expense related to bank premises and equipment was $7.3 million in 2016, $7.0 million in 2015, and $6.6 million in 2014, which is primarily included in occupancy and equipment expenses. Depreciation expense relating to computer software is included within other noninterest expense. In addition, the Company has recognized impairment of $16,000, $109,000, and $670,000 during 2016, 2015 and 2014, respectively, relating to certain Bank premises.

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- Definition The entire disclosure for long-lived, physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, accounting policies and methodology, roll forwards, depreciation, depletion and amortization expense, including composite depreciation, accumulated depreciation, depletion and amortization expense, useful lives and method used, income statement disclosures, assets held for sale and public utility disclosures. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.13-14) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=64827811&loc=d3e1361-107760 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=64862545&loc=d3e2921-110230 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + Details
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