XML 51 R38.htm IDEA: XBRL DOCUMENT
v3.22.4

Leases (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2022
Leases [Abstract] |
Lease, Cost | The components of lease cost along with its classification on the Company's consolidated statements of operations were as follows:
|  |  |  | Year Ended December 31,
Lease Cost |  | Classification |  | 2022 |  | 2021 |  | 2020
|  |  |  | (Amounts in thousands)
Operating lease cost (1) |  | Other operating expenses |  | $ | 14,747 |  |  | $ | 15,846 |  |  | $ | 15,814 |
Finance lease cost: |  |  |  |  |  |  |  |
Amortization of assets |  | Other operating expenses |  | 1,288 |  |  | 719 |  |  | 338 |
Interest on lease liabilities |  | Interest expense |  | 54 |  |  | 25 |  |  | 13 |
Variable lease cost (1) |  | Other operating expenses |  | 2,184 |  |  | 1,500 |  |  | 1,697 |
Sublease income (2) |  | Other revenue |  | (492) |  |  | (11) |  |  | — |
Net lease cost |  |  |  | $ | 17,781 |  |  | $ | 18,079 |  |  | $ | 17,862 |
__________ (1) Includes short-term leases, which are immaterial. (2) The Company subleased certain leased office space to third parties in 2022 and 2021. Weighted-average lease term and discount rate were as follows:
|  | December 31,
|  | 2022 |  | 2021
Weighted-average remaining lease term (in years): |  |  |  |
Operating leases |  | 2.9 |  | 3.2
Finance leases |  | 3.5 |  | 4.2
Weighted-average discount rate: |  |  |  |
Operating leases |  | 2.84 | % |  | 2.78 | %
Finance leases |  | 1.29 | % |  | 0.97 | %
Supplemental cash flow and other information related to leases was as follows:
|  | Year Ended December 31,
|  | 2022 |  | 2021 |  | 2020
|  | (Amounts in thousands)
Cash paid for amounts included in the measurement of lease liabilities: |  |  |  |  |  |
Operating cash flows from operating leases |  | $ | 15,815 |  |  | $ | 16,158 |  |  | $ | 15,539 |
Operating cash flows from finance leases |  | 54 |  |  | 25 |  |  | 13 |
Financing cash flows from finance leases |  | 1,504 |  |  | 825 |  |  | 609 |
ROU assets obtained in exchange for lease liabilities: |  |  |  |  |  |
Operating leases |  | 4,677 |  |  | 4,904 |  |  | 8,673 |
Finance leases |  | 1,951 |  |  | 1,115 |  |  | 3,047 |
Assets And Liabilities, Lease | on the Company's consolidated balance sheets were as follows:
|  |  |  | December 31,
Lease Assets and Liabilities |  | Classification |  | 2022 |  | 2021
|  |  |  | (Amounts in thousands)
Operating lease assets |  | Operating lease right-of-use assets |  | $ | 20,183 |  |  | $ | 31,967 |
Operating lease liabilities |  | Operating lease liabilities |  | 21,924 |  |  | 34,577 |
Finance lease assets |  | Other assets |  | 4,233 |  |  | 3,503 |
Finance lease liabilities |  | Other liabilities |  | 3,573 |  |  | 3,126 |
Lessee, Operating Lease, Liability, Maturity | Maturities of lease liabilities as of December 31, 2022 were as follows:
Year |  | Operating Leases |  | Finance Leases
|  | (Amounts in thousands)
2023 |  | $ | 10,388 |  |  | $ | 952 |
2024 |  | 5,810 |  |  | 1,255 |
2025 |  | 3,397 |  |  | 1,032 |
2026 |  | 2,111 |  |  | 405 |
2027 |  | 1,146 |  |  | — |
2028 and thereafter |  | 139 |  |  | — |
Total lease payments |  | $ | 22,991 |  |  | $ | 3,644 |
Less: Imputed interest |  | 1,067 |  |  | 71 |
Total lease obligations |  | $ | 21,924 |  |  | $ | 3,573 |

X
- Definition Assets And Liabilities, Lease [Table Text Block] + References No definition available. + Details
Name: | mcy_AssetsAndLiabilitiesLeaseTableTextBlock
Namespace Prefix: | mcy_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980 + Details
Name: | us-gaap_LeaseCostTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_LeasesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918701-209980 + Details
Name: | us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration