XML 38 R27.htm IDEA: XBRL DOCUMENT
v3.25.1

Leases (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2025
Leases [Abstract] |
Schedule of Components of Lease Cost | The components of lease cost were as follows:
Components of Lease Cost
|  | Three Months Ended March 31, |  |
(in thousands) |  | 2025 |  | 2024 |  |  |  |
Finance lease cost: |  |  |  |  |  |  |  |
Amortization of right-of-use assets |  | $ | 2 |  |  | $ | 2 |  |  |  |  |
Operating lease cost |  | 1,879 |  |  | 1,662 |  |  |  |  |
Short-term lease cost |  | 681 |  |  | 475 |  |  |  |  |
Variable lease cost |  | 54 |  |  | 73 |  |  |  |  |
Total lease cost |  | $ | 2,616 |  |  | $ | 2,212 |  |  |  |  |
Schedule of Maturities of Operating Lease Liabilities | Maturities of operating lease liabilities were as follows:
Future Minimum Lease Payments
(in thousands) |  | March 31, 2025 |  |  |  |  | December 31, 2024 |  |
2025 |  | $ | 5,187 |  |  |  |  | * |  | $ | 6,998 |  |  |  |
2026 |  | 5,762 |  |  |  |  |  |  | 5,719 |  |  |  |
2027 |  | 3,629 |  |  |  |  |  |  | 3,595 |  |  |  |
2028 |  | 1,582 |  |  |  |  |  |  | 1,556 |  |  |  |
2029 |  | 945 |  |  |  |  |  |  | 927 |  |  |  |
Thereafter |  | 935 |  |  |  |  |  |  | 914 |  |  |  |
Total minimum lease payments |  | $ | 18,040 |  |  |  |  |  |  | $ | 19,709 |  |  |  |
Less imputed interest |  | (1,259) |  |  |  |  |  |  | (1,432) |  |  |  |
Total operating lease liabilities |  | $ | 16,781 |  |  |  |  |  |  | $ | 18,277 |  |  |  |
*Period ended March 31, 2025 represents the remaining nine months of 2025. |  |  |  |  |  |  |  |  |  |  |
Schedule of Supplemental Balance Sheet Information Related to Leases | Supplemental balance sheet information related to leases was as follows:
Operating Leases |
(in thousands) |  | March 31, 2025 |  |  | December 31, 2024
Other non-current assets |  | $ | 16,527 |  |  |  |  | $ | 18,099 |  |
Accrued liabilities |  | 6,241 |  |  |  |  | 6,449 |  |
Other long-term liabilities |  | 10,540 |  |  |  |  | 11,828 |  |
Total operating lease liabilities |  | $ | 16,781 |  |  |  |  | $ | 18,277 |  |
Weighted Average Remaining Lease Term |  | 3.36 years |  |  |  | 3.49 years |
Weighted Average Discount Rate |  | 4.56 | % |  |  |  | 4.57 | % |
Schedule of Supplemental Cash Flow Information Related to Leases | Supplemental cash flow information related to leases was as follows:
|  | Three Months Ended March 31,
(in thousands) |  | 2025 |  | 2024
Cash paid for amounts included in the measurement of lease liabilities: |  |  |  |
Operating cash flows from operating leases |  | $ | 1,698 |  |  | $ | 1,550 |

X
- Definition Assets And Liabilities, Lessee + References No definition available. + Details
Name: | alg_AssetsAndLiabilitiesLesseeTableTextBlock
Namespace Prefix: | alg_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Supplemental Cash Flow Information Related to Leases + References No definition available. + Details
Name: | alg_SupplementalCashFlowInformationRelatedToLeasesTableTextBlock
Namespace Prefix: | alg_
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 -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-4 + 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 -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-6 + Details
Name: | us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration