Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 25, 2015
Current assets:
Cash and cash equivalents	$ 126,274	$ 197,021
Receivables, net-
Client accounts	596,364	739,532
Unbilled revenue	634,959	601,713
Other	12,259	17,316
Income tax receivable	400	19,800
Prepaid expenses and other current assets	94,469	95,809
Total current assets	1,464,725	1,671,191
Investments in unconsolidated affiliates	73,496	84,296
Property, plant and equipment, net	254,055	203,666
Goodwill	499,364	510,985
Intangible assets, net	43,911	59,011
Deferred income taxes	414,847	255,385
Employee benefit plan assets and other	78,927	76,765
Total assets	2,829,325	2,861,299
Current liabilities:
Current portion of long-term debt	2,224	2,069
Accounts payable and accrued subcontractor costs	441,862	504,098
Billings in excess of revenue	366,135	302,647
Accrued payroll and employee related liabilities	269,628	328,585
Other accrued liabilities	351,178	338,926
Total current liabilities	1,431,027	1,476,325
Long-term employee related liabilities	530,651	599,033
Long-term debt	420,469	299,593
Other long-term liabilities	127,898	109,017
Total liabilities	2,510,045	2,483,968
Commitments and contingencies (Note 14)
Stockholders' equity:
Preferred stock, $0.01 par value, 50,000,000 shares authorized of which 10,000,000 are designated as Series A; 4,821,600 and 3,214,400 issued and outstanding at September 30, 2016 and as of December 25, 2015, respectively	48	32
Common stock, $0.01 par value, 100,000,000 shares authorized; 25,031,837 and 26,282,913 issued and outstanding at September 30, 2016 and December 25, 2015, respectively	250	263
Additional paid-in capital	151,295	125,381
Retained earnings	549,685	561,213
Accumulated other comprehensive loss	(285,170)	(274,704)
Total CH2M common stockholders' equity	416,108	412,185
Noncontrolling interests	(96,828)	(34,854)
Total stockholders' equity	319,280	377,331
Total liabilities and stockholders' equity	$ 2,829,325	$ 2,861,299