CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 29, 2025	Dec. 28, 2024
Current assets:
Cash and cash equivalents (Note 1)	$ 618,687	$ 724,924
Short-term investments	984	976
Trade receivables, less allowances of $69,244 and $69,990 at March 29, 2025 and December 28, 2024, respectively	317,828	294,371
Inventories (Note 3)	417,102	416,273
Prepaid income taxes and income taxes receivable	8,245	11,749
Prepaid expenses and other current assets	70,238	103,716
Total current assets	1,433,084	1,552,009
Net property, plant, and equipment (Note 4)	510,336	477,068
Intangible assets, net of amortization (Note 5)	475,645	482,118
Goodwill (Note 5)	1,307,941	1,228,502
Investments	21,821	23,245
Deferred income taxes	5,581	4,899
Right of use lease assets	85,028	72,211
Other long-term assets	48,799	51,727
Total assets	3,888,235	3,891,779
Current liabilities:
Accounts payable	176,450	188,359
Accrued liabilities (Note 6)	139,815	148,276
Accrued income taxes	35,592	29,658
Current portion of long-term debt (Note 8)	17,710	67,612
Total current liabilities	369,567	433,905
Long-term debt, less current portion (Note 8)	787,980	788,502
Deferred income taxes	95,416	95,532
Accrued post-retirement benefits	30,751	29,836
Non-current lease liabilities	72,243	60,559
Other long-term liabilities	75,523	69,833
Total liabilities	1,431,480	1,478,167
Commitments and contingencies (Note 15)
Shareholders’ equity:
Common stock, par value $0.01 per share: 34,000,000 shares authorized; shares issued, March 29, 2025–26,772,905; December 28, 2024–26,758,730	262	262
Additional paid-in capital	1,056,077	1,049,079
Treasury stock, at cost: 2,058,288 and 1,937,380 shares, respectively	(333,039)	(305,351)
Accumulated other comprehensive loss	(108,764)	(146,361)
Retained earnings	1,841,794	1,815,628
Littelfuse, Inc. shareholders’ equity	2,456,330	2,413,257
Non-controlling interest	425	355
Total equity	2,456,755	2,413,612
Total liabilities and equity	$ 3,888,235	$ 3,891,779