Segment Information - Summary of Financial Data for Company's Reportable Business Segments (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 27, 2014	Sep. 27, 2014	Jun. 28, 2014	Mar. 29, 2014	Dec. 28, 2013	Sep. 28, 2013	Jun. 29, 2013	Mar. 30, 2013	Dec. 27, 2014	Dec. 28, 2013	Dec. 29, 2012
Segment Reporting Information [Line Items]
Total revenue	$ 334,086	$ 394,759	$ 324,295	$ 151,091	$ 238,267	$ 316,263	$ 254,842	$ 106,829	$ 1,204,231	$ 916,201	$ 926,254
Total capital expenditures									76,162	65,999	45,488
Income (loss) from continuing operations before taxes									(13,336)	(105,798)	(50,951)
Total assets	1,729,777				1,247,794				1,729,777	1,247,794	1,284,479
Interest expense									86,742	56,443	58,079
Total revenue	334,086	394,759	324,295	151,091	238,267	316,263	254,842	106,829	1,204,231	916,201	926,254
Depreciation, depletion, amortization and accretion									87,826	72,934	68,290
Goodwill impairment										68,202
West Region [Member]
Segment Reporting Information [Line Items]
Goodwill impairment										53,264
East Region [Member]
Segment Reporting Information [Line Items]
Goodwill impairment										14,938
Operating Segments [Member]
Segment Reporting Information [Line Items]
Total capital expenditures									71,629	62,639	44,725
Total assets	1,703,713				1,233,451				1,703,713	1,233,451	1,262,721
Depreciation, depletion, amortization and accretion									86,358	72,468	68,209
Operating Segments [Member] | Aggregates [Member]
Segment Reporting Information [Line Items]
Total revenue									229,047	159,019	146,991
Total revenue									229,047	159,019	146,991
Operating Segments [Member] | Cement [Member]
Segment Reporting Information [Line Items]
Total revenue									89,911	76,211	77,676
Total revenue									89,911	76,211	77,676
Operating Segments [Member] | Ready Mixed Concrete [Member]
Segment Reporting Information [Line Items]
Total revenue									274,970	112,878	100,941
Total revenue									274,970	112,878	100,941
Operating Segments [Member] | Asphalt [Member]
Segment Reporting Information [Line Items]
Total revenue									278,867	219,811	242,458
Total revenue									278,867	219,811	242,458
Operating Segments [Member] | Paving And Related Services [Member]
Segment Reporting Information [Line Items]
Total revenue									528,817	478,280	505,189
Total revenue									528,817	478,280	505,189
Operating Segments [Member] | West Region [Member]
Segment Reporting Information [Line Items]
Total revenue									665,716	426,195	484,922
Total capital expenditures									31,968	21,856	14,993
Income (loss) from continuing operations before taxes									96,133	28,607	14,429
Total assets	777,981				383,544				777,981	383,544	428,115
Total revenue									665,716	426,195	484,922
Depreciation, depletion, amortization and accretion									33,271	24,167	23,771
Operating Segments [Member] | Central Region [Member]
Segment Reporting Information [Line Items]
Total revenue									391,553	329,621	302,113
Total capital expenditures									32,114	33,030	20,996
Income (loss) from continuing operations before taxes									83,912	72,918	65,767
Total assets	704,134				657,421				704,134	657,421	610,003
Total revenue									391,553	329,621	302,113
Depreciation, depletion, amortization and accretion									38,793	33,808	30,215
Operating Segments [Member] | East Region [Member]
Segment Reporting Information [Line Items]
Total revenue									146,962	160,385	139,219
Total capital expenditures									7,547	7,753	8,736
Income (loss) from continuing operations before taxes									17,955	15,134	10,782
Total assets	221,598				192,486				221,598	192,486	224,603
Total revenue									146,962	160,385	139,219
Depreciation, depletion, amortization and accretion									14,294	14,493	14,223
Corporate and Other [Member]
Segment Reporting Information [Line Items]
Total capital expenditures									4,533	3,360	763
Income (loss) from continuing operations before taxes									(36,768)	(24,878)	(15,560)
Total assets	26,064				14,343				26,064	14,343	21,758
Depreciation, depletion, amortization and accretion									1,468	466	81
Operating Segment and Corporate and Other [Member]
Segment Reporting Information [Line Items]
Income (loss) from continuing operations before taxes									161,232	91,781	75,418
Segment Reconciling Items [Member]
Segment Reporting Information [Line Items]
Interest expense									86,742	56,443	58,079
Depreciation, depletion, amortization and accretion									87,826	72,934	68,290
Goodwill impairment										68,202
Other [Member]
Segment Reporting Information [Line Items]
Total revenue									(197,381)	(129,998)	(147,001)
Total revenue									$ (197,381)	$ (129,998)	$ (147,001)